LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

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TORNILLO DE HEX. INT. CAB. TORNILLO DE HEX. INT. CAB. CILINDRO - ACERO INOX-304 CILINDRO - ACERO INOX-304 EMP. EMP. 4-40 x 1/4 100 5/16-18 x 1/2 50 4-40 x 3/8 100 5/16-18 x 5/8 50 4-40 x 1/2 100 5/16-18 x 3/4 50 4-40 x 3/4 100 5/16-18 x 1 50 5-40 x 1/4 100 5/16-18 x 1-1/4 50 5-40 x 3/8 100 5/16-18 x 1-1/2 50 5-40 x 1/2 100 5/16-18 x 1-3/4 50 5-40 x 3/4 100 5/16-18 x 2 50 5-40 x 1 100 5/16-18 x 2-1/2 50 8-32 x 3/8 100 5/16-18 x 3 50 8-32 x 1/2 100 3/8-16 x 1/2 50 8-32 x 3/4 100 3/8-16 x 5/8 50 8-32 x 1 100 3/8-16 x 3/4 50 10-24 x 3/8 100 3/8-16 x 1 50 10-24 x 1/2 100 3/8-16 x 1-1/4 50 10-24 x 5/8 100 3/8-16 x 1-1/2 50 10-24 x 3/4 100 3/8-16 x 1-3/4 50 10-24 x 1 100 3/8-16 x 2 50 10-24 x 1-1/4 50 3/8-16 x 2-1/2 50 10-24 x 1-1/2 50 3/8-16 x 3 50 10-24 x 2 50 3/8-16 x 3-1/2 25 10-32 x 1/2 50 3/8-16 x 4 25 10-32 x 3/4 50 1/2-13 x 3/4 50 10-32 x 1 50 1/2-13 x 1 50 10-32 x 1-1/4 50 1/2-13 x 1-1/4 50 1/4-20 x 1/2 100 1/2-13 x 1-1/2 50 1/4-20 x 5/8 100 1/2-13 x 1-3/4 50 1/4-20 x 3/4 100 1/2-13 x 2 50 1/4-20 x 1 100 1/2-13 x 2-1/2 25 1/4-20 x 1-1/4 50 1/2-13 x 3 25 DÍAMETRO DÍAMETRO

description

DÍAMETRO DÍAMETRO TORNILLO DE HEX. INT. CAB. DÍAMETRO DÍAMETRO DÍAMETRO DÍAMETRO 1/4-20

Transcript of LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

Page 1: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

TORNILLO DE HEX. INT. CAB. TORNILLO DE HEX. INT. CAB.

CILINDRO - ACERO INOX-304 CILINDRO - ACERO INOX-304

EMP. EMP.

4-40 x 1/4 100 5/16-18 x 1/2 50

4-40 x 3/8 100 5/16-18 x 5/8 50

4-40 x 1/2 100 5/16-18 x 3/4 50

4-40 x 3/4 100 5/16-18 x 1 50

5-40 x 1/4 100 5/16-18 x 1-1/4 50

5-40 x 3/8 100 5/16-18 x 1-1/2 50

5-40 x 1/2 100 5/16-18 x 1-3/4 50

5-40 x 3/4 100 5/16-18 x 2 50

5-40 x 1 100 5/16-18 x 2-1/2 50

8-32 x 3/8 100 5/16-18 x 3 50

8-32 x 1/2 100 3/8-16 x 1/2 50

8-32 x 3/4 100 3/8-16 x 5/8 50

8-32 x 1 100 3/8-16 x 3/4 50

10-24 x 3/8 100 3/8-16 x 1 50

10-24 x 1/2 100 3/8-16 x 1-1/4 50

10-24 x 5/8 100 3/8-16 x 1-1/2 50

10-24 x 3/4 100 3/8-16 x 1-3/4 50

10-24 x 1 100 3/8-16 x 2 50

10-24 x 1-1/4 50 3/8-16 x 2-1/2 50

10-24 x 1-1/2 50 3/8-16 x 3 50

10-24 x 2 50 3/8-16 x 3-1/2 25

10-32 x 1/2 50 3/8-16 x 4 25

10-32 x 3/4 50 1/2-13 x 3/4 50

10-32 x 1 50 1/2-13 x 1 50

10-32 x 1-1/4 50 1/2-13 x 1-1/4 50

1/4-20 x 1/2 100 1/2-13 x 1-1/2 50

1/4-20 x 5/8 100 1/2-13 x 1-3/4 50

1/4-20 x 3/4 100 1/2-13 x 2 50

1/4-20 x 1 100 1/2-13 x 2-1/2 25

1/4-20 x 1-1/4 50 1/2-13 x 3 25

DÍAMETRO DÍAMETRO

Page 2: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

1/4-20 x 1-1/2 50 5/8-11 x 1 25

1/4-20 x 1-3/4 50 5/8-11 x 1-1/4 25

1/4-20 x 2 50 5/8-11 x 1-1/2 25

1/4-20 x 2-1/2 50 5/8-11 x 1-3/4 10

1/4-20 x 3 50 5/8-11 x 2 10

1/4-28 x 1/2 50 5/8-11 x 2-1/2 10

1/4-28 x 3/4 50 5/8-11 x 3 10

1/4-28 x 1 50 5/8-11 x 3-1/2 10

TORNILLO DE HEX. INT. CAB. TORNILLO DE HEX. INT. CAB.

CILINDRO - ACERO INOX-304 PLANA - ACERO INOX-304

EMP. EMP.

5/8-11 x 4 10 3/8-16 x 2-1/2 25

3/4-10 x 1-1/2 10 3/8-16 x 3 25

3/4-10 x 2 10 1/2-13 x 3/4 50

3/4-10 x 2-1/2 10 1/2-13 x 1 50

3/4-10 x 3 10 1/2-13 x 1-1/4 50

1/2-13 x 1-1/2 25

1/2-13 x 2 25

TORNILLO DE HEX. INT. CAB. 1/2-13 x 2-1/2 10

PLANA - ACERO INOX-304 1/2-13 x 3 10

EMP.

8-32 x 3/8 100

8-32 x 1/2 100

8-32 x 3/4' 100 TORNILLO DE HEX. INT. CAB.

8-32 x 1 100 BOTON - ACERO INOX-304

10-24 x 3/8 100 EMP.

10-24 x 1/2 100 4-40 x 1/4 50

10-24 x 3/4' 100 4-40 x 3/8 50

10-24 x 1 100 4-40 x 1/2 50

10-24 x 1-1/4' 50 5-40 x 1/4 50

10-24 x 1-1/2 50 5-40 x 3/8 50

DÍAMETRO DÍAMETRO

DÍAMETRO

DÍAMETRO

Page 3: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

1/4-20 x 1/2 100 5-40 x 1/2 50

1/4-20 x 3/4 100 5-40 x 3/4 50

1/4-20 x 1 100 5-40 x 1 50

1/4-20 x 1-1/4 50 8-32 x 1/4 50

1/4-20 x 1-1/2 50 8-32 x 3/8 50

1/4-20 x 2 50 8-32 x 1/2 50

5/16-18 x 1/2 50 8-32 x 3/4 50

5/16-18 x 3/4 50 8-32 x 1 50

5/16-18 x 1 50 10-24 x 3/8 50

5/16-18 x 1-1/4 50 10-24 x 1/2 50

5/16-18 x 1-1/2 50 10-24 x 3/4 50

5/16-18 x 2 50 10-24 x 1 50

3/8-16 x 1/2 50 10-24 x 1-1/4 50

3/8-16 x 3/4 50 10-24 x 1-1/2 50

3/8-16 x 1 50 10-24 x 2 25

3/8-16 x 1-1/4 50 1/4-20 x 1/2 50

3/8-16 x 1-1/2 50 1/4-20 x 5/8 50

3/8-16 x 2 50 1/4-20 x 3/4 50

TORNILLO DE HEX. INT. CAB. OPRESOR DE HEX. INT. PUNTA

BOTON - ACERO INOX-304 DE COPA - ACERO INOX-304

EMP. EMP.

1/4-20 x 1 50 5-40 x 3/4 200

1/4-20 x 1-1/4 25 5-40 x 1 200

1/4-20 x 1-1/2 25 8-32 x 3/16 100

1/4-20 x 2 25 8-32 x 1/4 100

1/4-20 x 2-1/2 25 8-32 x 3/8 100

1/4-20 x 3 25 8-32 x 1/2 100

5/16-18 x 1/2 50 8-32 x 3/4 100

5/16-18 x 3/4 50 8-32 x 1 100

5/16-18 x 1 50 10-24 x 3/16 100

5/16-18 x 1-1/4 25 10-24 x 1/4 100

DÍAMETRO DÍAMETRO

Page 4: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

5/16-18 x 1-1/2 25 10-24 x 3/8 100

5/16-18 x 2 25 10-24 x 1/2 100

5/16-18 x 2-1/2 25 10-24 x 3/4 50

5/16-18 x 3 25 10-24 x 1 50

3/8-16 x 1/2 50 10-32 x 3/16 50

3/8-16 x 3/4 50 10-32 x 1/4 50

3/8-16 x 1 50 10-32 x 3/8 50

3/8-16 x 1-1/4 25 10-32 x 1/2 50

3/8-16 x 1-1/2 25 10-32 x 5/8 50

3/8-16 x 2 25 1/4-20 x 1/4 100

3/8-16 x 2-1/2 25 1/4-20 x 3/8 100

3/8-16 x 3 25 1/4-20 x 1/2 100

1/4-20 x 5/8 50

1/4-20 x 3/4 50

1/4-20 x 1 50

1/4-20 x 1-1/2 50

OPRESOR DE HEX. INT. PUNTA 1/4-20 x 2 50

DE COPA - ACERO INOX-304 1/4-28 x 1/4 50

EMP. 1/4-28 x 3/8 50

4-40 x 1/4 100 1/4-28 x 1/2 50

4-40 x 3/8 100 5/16-18 x 5/16 50

4-40 x 1/2 100 5/16-18 x 3/8 50

4-40 x 3/4 100 5/16-18 x 1/2 50

5-40 x 1/8 200 5/16-18 x 5/8 50

5-40 x 3/16 200 5/16-18 x 3/4 50

5-40 x 1/4 200 5/16-18 x 1 50

5-40 x 5/16 200 5/16-18 x 1-1/4 50

5-40 x 3/8 200 5/16-18 x 1-1/2 50

5-40 x 1/2 200 5/16-18 x 2 50

TORNILLO CAB. HEXAGONAL

OPRESOR DE HEX. INT. PUNTA ACERO INOX-304

DE COPA - ACERO INOX-304 c/v = disponible en cuerda corrida y con vastago

EMP. EMP.

DÍAMETRO

DÍAMETRO DÍAMETRO

Page 5: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

3/8-16 x 3/8 50 1/4-20 x 1-3/4 c/v 100

3/8-16 x 1/2 50 1/4-20 x 2 c/v 100

3/8-16 x 5/8 50 1/4-20 x 2-1/4 c/v 100

3/8-16 x 3/4 50 1/4-20 x 2-1/2 c/v 100

3/8-16 x 1 50 1/4-20 x 2-3/4 v 100

3/8-16 x 1-1/2 50 1/4-20 x 3 c/v 100

3/8-16 x 2 50 1/4-20 x 3-1/2 c/v 50

1/2-13 x 1/2 50 1/4-20 x 4 c/v 50

1/2-13 x 5/8 50 1/4-20 x 4-1/2 25

1/2-13 x 3/4 50 1/4-20 x 5 25

1/2-13 x 1 50 1/4-20 x 6 25

1/2-13 x 1-1/2 25 1/4-28 x 1/2 100

1/2-13 x 2 25 1/4-28 x 3/4 100

5/8-11 x 5/8 25 1/4-28 x 1 100

5/8-11 x 3/4 25 1/4-28 x 1-1/2 50

5/8-11 x 1 25 1/4-28 x 2 50

5/16-18 x 1/2 100

5/16-18 x 5/8 100

TORNILLO CAB. HEXAGONAL 5/16-18 x 3/4 100

ACERO INOX-304 5/16-18 x 1 100

c/v = disponible en cuerda corrida y con vastago 5/16-18 x 1-1/4 100

EMP. 5/16-18 x 1-1/2 c/v 100

4-40 x 3/8 10 5/16-18 x 1-3/4 c 100

10-24 x 1/2 100 5/16-18 x 2 c/v 100

10-24 x 5/8 100 5/16-18 x 2-1/4 c 100

10-24 x 3/4 100 5/16-18 x 2-1/2 c/v 100

10-24 x 1 100 5/16-18 x 2-3/4 v 100

10-24 x 1-1/4 100 5/16-18 x 3 c/v 100

10-24 x 1-1/2 100 5/16-18 x 3-1/2 c/v 50

10-24 x 1-3/4 100 5/16-18 x 4 c/v 50

10-24 x 2 100 5/16-18 x 4-1/2 25

1/4-20 x 1/2 100 5/16-18 x 5 25

1/4-20 x 5/8 100 5/16-18 x 6 25

1/4-20 x 3/4 100 5/16-24 x 3/4 100

DÍAMETRO

Page 6: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

1/4-20 x 1 100 5/16-24 x 1 100

1/4-20 x 1-1/4 100 5/16-24 x 1-1/2 50

1/4-20 x 1-1/2 c/v 100 5/16-24 x 2 50

TORNILLO CAB. HEXAGONAL TORNILLO CAB. HEXAGONAL

ACERO INOX-304 ACERO INOX-304

c/v = disponible en cuerda corrida y con vastago c/v = disponible en cuerda corrida y con vastago

EMP. EMP.

3/8-16 x 1/2 100 1/2-13 x 2-1/4 v 25

3/8-16 x 5/8 100 1/2-13 x 2-1/2 c/v 25

3/8-16 x 3/4 100 1/2-13 x 2-3/4 v 25

3/8-16 x 1 100 1/2-13 x 3 c/v 25

3/8-16 x 1-1/4 100 1/2-13 x 3-1/2 c/v 25

3/8-16 x 1-1/2 c/v 100 1/2-13 x 4 c/v 25

3/8-16 x 1-3/4 v 50 1/2-13 x 4-1/2 c/v 10

3/8-16 x 2 c/v 50 1/2-13 x 5 c/v 10

3/8-16 x 2-1/4 c/v 50 1/2-13 x 5-1/2 10

3/8-16 x 2-1/2 c/v 50 1/2-13 x 6 10

3/8-16 x 2-3/4 v 50 1/2-13 x 7 10

3/8-16 x 3 c/v 50 1/2-13 x 7-1/2 10

3/8-16 x 3-1/2 c/v 50 1/2-13 x 8 10

3/8-16 x 4 c/v 50 1/2-13 x 9 5

3/8-16 x 4-1/2 c/v 50 1/2-13 x 10 5

3/8-16 x 5 c/v 50 5/8-11 x 1 25

3/8-16 x 5-1/2 25 5/8-11 x 1-1/4 25

3/8-16 x 6 25 5/8-11 x 1-1/2 25

3/8-24 x 3/4 100 5/8-11 x 1-3/4 25

3/8-24 x 1 100 5/8-11 x 2 25

3/8-24 x 1-1/2 50 5/8-11 x 2-1/4 10

3/8-24 x 2 50 5/8-11 x 2-1/2 c/v 10

7/16-14 x 1 50 5/8-11 x 2-3/4 v 10

7/16-14 x 1-1/4 50 5/8-11 x 3 c/v 10

7/16-14 x 1-1/2 50 5/8-11 x 3-1/2 c/v 10

7/16-14 x 2 c/v 50 5/8-11 x 4 c/v 10

DÍAMETRO DÍAMETRO

Page 7: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

7/16-14 x 2-1/2 v 50 5/8-11 x 4-1/2 c/v 10

7/16-14 x 3 c/v 50 5/8-11 x 5 c/v 10

7/16-14 x 3-1/2 c/v 25 5/8-11 x 5-1/2 10

7/16-14 x 4 c/v 25 5/8-11 x 6 10

1/2-13 x 3/4 50 5/8-11 x 7 5

1/2-13 x 1 50 5/8-11 x 8 5

1/2-13 x 1-1/4 50 5/8-11 x 9 5

1/2-13 x 1-1/2 50 5/8-11 x 10 5

1/2-13 x 1-3/4 50 3/4-10 x 1 10

1/2-13 x 2 c/v 50 3/4-10 x 1-1/4 10

3/4-10 x 1-1/2 10

TORNILLO CAB. HEXAGONAL

ACERO INOX-304 TORNILLO CAB. COCHE

c/v = disponible en cuerda corrida y con vastago ACERO INOX-304

EMP. EMP.

3/4-10 x 1-3/4 10 10-24 x 1/2 100

3/4-10 x 2 10 10-24 x 3/4 100

3/4-10 x 2-1/2 10 10-24 x 1 100

3/4-10 x 3 c/v 10 10-24 x 1-1/2 100

3/4-10 x 3-1/2 c/v 10 10-24 x 2 100

3/4-10 x 4 c/v 10 1/4-20 x 1/2 100

3/4-10 x 4-1/2 10 1/4-20 x 3/4 100

3/4-10 x 5 10 1/4-20 x 1 100

3/4-10 x 5-1/2 10 1/4-20 x 1-1/4 100

3/4-10 x 6 10 1/4-20 x 1-1/2 100

3/4-10 x 7 5 1/4-20 x 2 50

3/4-10 x 8 5 1/4-20 x 2-1/2 50

3/4-10 x 9 5 1/4-20 x 3 50

3/4-10 x 10 5 5/16-18 x 3/4 100

7/8-9 x 2 5 5/16-18 x 1 100

7/8-9 x 2-1/2 5 5/16-18 x 1-1/4 100

7/8-9 x 3 5 5/16-18 x 1-1/2 100

7/8-9 x 3-1/2 5 5/16-18 x 2 50

DÍAMETRO DÍAMETRO

Page 8: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

7/8-9 x 4 5 5/16-18 x 2-1/2 50

7/8-9 x 4-1/2 5 5/16-18 x 3 50

7/8-9 x 5 5 5/16-18 x 3-1/2 25

7/8-9 x 5-1/2 5 5/16-18 x 4 25

7/8-9 x 6 5 3/8-16 x 3/4 100

7/8-9 x 7 5 3/8-16 x 1 100

7/8-9 x 8 5 3/8-16 x 1-1/4 100

1-8 x 2 5 3/8-16 x 1-1/2 100

1-8 x 2-1/2 5 3/8-16 x 2 50

1-8 x 3 5 3/8-16 x 2-1/2 50

1-8 x 3-1/2 5 3/8-16 x 3 50

1-8 x 4 5 3/8-16 x 3-1/2 50

1-8 x 4-1/2 5 3/8-16 x 4 25

1-8 x 5 5 3/8-16 x 5 25

1-8 x 5-1/2 5 1/2-13 x 1 50

1-8 x 6 5 1/2-13 x 1-1/4 50

1-8 x 7 5 1/2-13 x 1-1/2 50

1-8 x 8 5 1/2-13 x 2 50

1-8 x 9 1 1/2-13 x 2-1/2 50

1-8 x 10 1 1/2-13 x 3 50

1/2-13 x 3-1/2 25

1/2-13 x 4 25

TORNILLO CAB. GOTA TORNILLO CAB. GOTA

RANURADO - ACERO INOX-304 RANURADO - ACERO INOX-304

EMP. EMP.

5-40 x 3/8 100 5/16-18 x 1 100

5-40 x 1/2 100 5/16-18 x 1-1/4 50

5-40 x 3/4 100 5/16-18 x 1-1/2 50

5-40 x 1 100 5/16-18 x 2 50

6-32 x 3/8 100 5/16-18 x 2-1/2 50

6-32 x 1/2 100 5/16-18 x 3 50

6-32 x 3/4 100 3/8-16 x 1/2 100

DÍAMETRO DÍAMETRO

Page 9: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

6-32 x 1 100 3/8-16 x 3/4 100

8-32 x 1/2 100 3/8-16 x 1 100

8-32 x 5/8 100 3/8-16 x 1-1/4 50

8-32 x 3/4 100 3/8-16 x 1-1/2 50

8-32 x 1 100 3/8-16 x 2 50

8-32 x 1-1/4 100 3/8-16 x 2-1/2 50

8-32 x 1-1/2 100 3/8-16 x 3 50

8-32 x 2 100

10-24 x 1/2 100

10-24 x 5/8 100

10-24 x 3/4 100 TORNILLO CAB. PLANA

10-24 x 1 100 RANURADO - ACERO INOX-304

10-24 x 1-1/4 100 EMP.

10-24 x 1-1/2 100 5-40 x 3/8 100

10-24 x 2 100 5-40 x 1/2 100

10-24 x 2-1/2 100 5-40 x 3/4 100

10-24 x 3 100 5-40 x 1 100

10-32 x 1/2 100 8-32 x 1/2 100

10-32 x 3/4 100 8-32 x 5/8 100

10-32 x 1 100 8-32 x 3/4 100

10-32 x 1-1/2 100 8-32 x 1 100

10-32 x 2 100 8-32 x 1-1/4 100

1/4-20 x 1/2 100 8-32 x 1-1/2 100

1/4-20 x 5/8 100 8-32 x 2 100

1/4-20 x 3/4 100 10-24 x 1/2 100

1/4-20 x 1 100 10-24 x 3/4 100

1/4-20 x 1-1/4 100 10-24 x 1 100

1/4-20 x 1-1/2 100 10-24 x 1-1/4 100

1/4-20 x 2 100 10-24 x 1-1/2 100

1/4-20 x 2-1/2 100 10-24 x 2 100

1/4-20 x 3 50 10-24 x 2-1/2 100

5/16-18 x 1/2 100 10-24 x 3 100

5/16-18 x 3/4 100 10-32 x 1/2 100

DÍAMETRO

Page 10: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

TORNILLO CAB. PLANA PIJA CAB. FIJADORA

RANURADO - ACERO INOX-304 PHILLIPS - ACERO INOX-304

EMP. EMP.

10-32 x 5/8 100 # 6 x 1/2 500

10-32 x 3/4 100 # 6 x 5/8 500

10-32 x 1 100 # 6 x 3/4 500

10-32 x 1-1/2 100 # 6 x 1 500

10-32 x 2 100 # 6 x 1-1/4 250

1/4-20 x 1/2 100 # 6 x 1-1/2 250

1/4-20 x 5/8 100 # 8 x 1/2 500

1/4-20 x 3/4 100 # 8 x 5/8 500

1/4-20 x 1 100 # 8 x 3/4 500

1/4-20 x 1-1/4 100 # 8 x 1 500

1/4-20 x 1-1/2 100 # 8 x 1-1/4 250

1/4-20 x 2 100 # 8 x 1-1/2 250

1/4-20 x 2-1/2 100 # 8 x 2 250

1/4-20 x 3 50 # 8 x 2-1/2 100

5/16-18 x 1/2 100 # 8 x 3 100

5/16-18 x 3/4 100 # 10 x 1/2 500

5/16-18 x 1 100 # 10 x 5/8 500

5/16-18 x 1-1/4 50 # 10 x 3/4 500

5/16-18 x 1-1/2 50 # 10 x 1 250

5/16-18 x 2 50 # 10 x 1-1/4 250

5/16-18 x 2-1/2 50 # 10 x 1-1/2 250

5/16-18 x 3 50 # 10 x 2 250

3/8-16 x 1/2 100 # 10 x 2-1/2 100

3/8-16 x 3/4 100 # 10 x 3 100

3/8-16 x 1 100 # 12 x 1/2 250

3/8-16 x 1-1/4 50 # 12 x 3/4 250

3/8-16 x 1-1/2 50 # 12 x 1 250

3/8-16 x 2 50 # 12 x 1-1/4 100

3/8-16 x 2-1/2 50 # 12 x 1-1/2 100

3/8-16 x 3 50 # 12 x 2 100

# 12 x 2-1/2 100

DÍAMETRO DÍAMETRO

Page 11: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

# 12 x 3 100

# 14 x 1/2 100

PIJA CAB. FIJADORA # 14 x 3/4 100

PHILLIPS - ACERO INOX-304 # 14 x 1 100

EMP. # 14 x 1-1/4 100

# 4 x 3/8 500 # 14 x 1-1/2 100

# 4 x 1/2 500 # 14 x 2 50

# 4 x 3/4 500 # 14 x 2-1/2 50

# 6 x 3/8 500 # 14 x 3 50

PIJA CAB. PLANA PIJA CAB. PLANA

PHILLIPS - ACERO INOX-304 PHILLIPS - ACERO INOX-304

EMP. EMP.

# 4 x 3/8 500 # 14 x 1-1/2 100

# 4 x 1/2 500 # 14 x 2 50

# 4 x 3/4 500 # 14 x 2-1/2 50

# 6 x 1/4 500 # 14 x 3 50

# 6 x 3/8 500

# 6 x 1/2 500

# 6 x 5/8 500

# 6 x 3/4 500

# 6 x 1 500 PIJA CAB. HEXAGONAL

# 6 x 1-1/4 250 C/RANURA - ACERO INOX-304

# 6 x 1-1/2 250 EMP.

# 8 x 1/2 500 # 6 x 1/2 200

# 8 x 5/8 500 # 6 x 5/8 200

# 8 x 3/4 500 # 6 x 3/4 200

# 8 x 1 500 # 6 x 1 200

# 8 x 1-1/4 250 # 8 x 1/2 200

# 8 x 1-1/2 250 # 8 x 5/8 200

# 8 x 2 250 # 8 x 3/4 200

# 8 x 2-1/2 100 # 8 x 1 200

# 8 x 3 100 # 8 x 1-1/4 100

# 10 x 1/2 500 # 8 x 1-1/2 100

DÍAMETRO

DÍAMETRO DÍAMETRO

DÍAMETRO

Page 12: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

# 10 x 5/8 500 # 8 x 2 100

# 10 x 3/4 500 # 10 x 1/2 200

# 10 x 1 250 # 10 x 5/8 200

# 10 x 1-1/4 250 # 10 x 3/4 200

# 10 x 1-1/2 250 # 10 x 1 100

# 10 x 2 250 # 10 x 1-1/4 100

# 10 x 2-1/2 100 # 10 x 1-1/2 100

# 10 x 3 100 # 10 x 2 100

# 12 x 1/2 250 # 12 x 1/2 100

# 12 x 3/4 250 # 12 x 3/4 100

# 12 x 1 250 # 12 x 1 100

# 12 x 1-1/4 100 # 12 x 1-1/4 50

# 12 x 1-1/2 100 # 12 x 1-1/2 50

# 12 x 2 100 # 12 x 2 50

# 12 x 2-1/2 100 # 14 x 1/2 100

# 12 x 3 100 # 14 x 3/4 100

# 14 x 1/2 100 # 14 x 1 100

# 14 x 3/4 100 # 14 x 1-1/4 50

# 14 x 1 100 # 14 x 1-1/2 50

# 14 x 1-1/4 100 # 14 x 2 50

PIJA MULTIUSOS CAB. TUERCA HEXAGONAL

PLANA PHIL - ACERO INOX-304 NC Y NF - ACERO INOX-304

EMP. EMP.

# 6 x 1 500 5 - 40 200

# 6 x 1-1/4 250 8 - 32 200

# 6 x 1-1/2 250 10 - 24 200

# 8 x 1 500 1/4 - 20 200

# 8 x 1-1/4 250 5/16 - 18 100

# 8 x 1-1/2 250 3/8 - 16 80

# 8 x 2 250 7/16 - 14 50

# 8 x 2-1/2 100 1/2 - 13 50

# 8 x 3 100 5/8 - 11 30

DÍAMETRO DÍAMETRO

Page 13: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

# 10 x 1-1/2 250 3/4 - 10 25

# 10 x 2 250 7/8 - 9 10

# 10 x 2-1/2 100 1 - 8 5

# 10 x 3 100 1-1/8 - 7 5

1-1/4 - 7 5

1-1/2 - 6 4

10 - 32 100

PIJA PUNTA DE BROCA 1/4 - 28 100

CAB. FIJADORA 5/16 - 24 50

ACERO INOX - 410 3/8 - 24 50

EMP. 1/2 - 20 30

# 8 x 1/2 100 5/8 - 18 15

# 8 x 3/4 100 3/4 - 16 10

PIJA PUNTA DE BROCA

CAB. HEXAGONAL TUERCA HEX. INSERTO DE

ACERO INOX - 410 NYLON ACERO - INOX - 304

EMP. EMP.

# 14 x 3/4 100 5 - 40 100

# 14 x 1 100 8 - 32 100

# 14 x 1-1/2 50 10 - 24 100

# 14 x 2 50 1/4 - 20 100

5/16 - 18 70

3/8 - 16 50

PIJA PUNTA DE BROCA 7/16 - 14 30

CAB. K-LATH PHIL. 1/2 - 13 20

ACERO INOX - 410 5/8 - 11 10

EMP. 3/4 - 10 10

# 8 x 1/2 100 7/8 - 9 5

# 8 x 3/4 100 1 - 8 5

VARILLA ROSCADA

DÍAMETRO

DÍAMETRO

DÍAMETRO DÍAMETRO

Page 14: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

TUERCA MARIPOSA ACERO INOX - 304

ACERO INOX - 304 ( Largo 3 Píes )

EMP. EMP.

8 - 32 50 10-24 x 3 10

10 - 24 50 1/4-20 x 3 10

1/4 - 20 50 5/16-18 x 3 10

5/16 - 18 50 3/8-16 x 3 10

3/8 - 16 30 7/16-14 x 3 5

1/2 - 13 20 1/2-13 x 3 5

5/8-11 x 3 1

3/4-10 x 3 1

7/8-9 x 3 1

TUERCA BELLOTA 1-8 x 3 1

ACERO INOX - 304 1-1/8-7 x 3 1

EMP. 1-1/4-7 x 3 1

10 - 24 50 1-1/2-6 x 3 1

1/4 - 20 50

5/16 - 18 40

3/8 - 16 30

1/2 - 13 20

RONDANA PLANA RONDANA PRESIÓN

ACERO INOX - 304 ACERO INOX - 304

EMP. EMP.

200 200

200 200

200 200

200 200

100 100

100 100

50 50

50 50

DÍAMETRO DÍAMETRO

DÍAMETRO

DÍAMETRO DÍAMETRO

1/4 1/4

5/16 5/16

3/8 3/8

# 5 # 5

# 8 # 8

3/16 3/16

7/16 7/16

1/2 1/2

Page 15: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

25 25

25 25

10 10

10 10

5 5

5 5

5 5

TORNILLO DE HEXAGONO TORNILLO DE HEXAGONO

INTERIOR CABEZA CILINDRO INTERIOR CABEZA CILINDRO

DIN 912 - ACERO INOX - 304 mm DIN 912 - ACERO INOX - 304 mm

EMP. EMP.

M4 x 8 100 M8 x 30 100

M4 x 10 100 M8 x 35 100

M4 x 12 100 M8 x 40 100

M4 x 16 100 M8 x 45 100

M4 x 20 100 M8 x 50 100

M4 x 25 100 M8 x 60 50

M4 x 30 100 M8 x 70 50

M4 x 35 100 M8 x 80 50

M4 x 40 100 M8 x 90 25

M5 x 10 100 M8 x 100 25

M5 x 12 100 M10 x 20 50

M5 x 16 100 M10 x 25 50

M5 x 20 100 M10 x 30 50

M5 x 25 100 M10 x 35 50

M5 x 30 100 M10 x 40 50

M5 x 35 100 M10 x 45 50

M5 x 40 100 M10 x 50 50

M5 x 45 100 M10 x 60 50

M5 x 50 100 M10 x 70 50

M6 x 10 100 M10 x 80 25

M6 x 12 100 M10 x 90 25

3/4 3/4

7/8 7/8

1 1

5/8 5/8

DÍAMETRO DÍAMETRO

1-1/8 1-1/8

1-1/4 1-1/4

1-1/2 1-1/2

Page 16: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

M6 x 16 100 M10 x 100 25

M6 x 20 100 M12 x 20 50

M6 x 25 100 M12 x 25 50

M6 x 30 100 M12 x 30 50

M6 x 35 100 M12 x 35 50

M6 x 40 100 M12 x 40 25

M6 x 45 100 M12 x 45 25

M6 x 50 100 M12 x 50 25

M6 x 60 50 M12 x 60 25

M6 x 70 50 M12 x 70 25

M8 x 12 100 M12 x 80 25

M8 x 16 100 M12 x 90 10

M8 x 20 100 M12 x 100 10

M8 x 25 100

TORNILLO DE HEXAGONO TORNILLO DE HEXAGONO

INTERIOR CABEZA PLANA INTERIOR CABEZA PLANA

DIN 7991 - ACERO INOX - 304 mm DIN 7991 - ACERO INOX - 304 mm

EMP. EMP.

M4 x 8 100 M10 x 40 50

M4 x 10 100 M10 x 45 25

M4 x 12 100 M10 x 50 25

M4 x 16 100 M12 x 20 50

M4 x 20 100 M12 x 25 50

M4 x 25 100 M12 x 30 50

M4 x 30 50 M12 x 35 50

M5 x 8 100 M12 x 40 50

M5 x 10 100 M12 x 45 25

M5 x 12 100 M12 x 50 25

M5 x 16 100

M5 x 20 100

M5 x 25 100 OPRESOR DE HEXAGONO

M5 x 30 50 INTERIOR PUNTA COPA

DÍAMETRO DÍAMETRO

Page 17: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

M6 x 10 100 DIN 916 - ACERO INOX - 304 mm

M6 x 12 100 EMP.

M6 x 16 100 M3 x 3 100

M6 x 20 100 M3 x 6 100

M6 x 25 100 M3 x 10 100

M6 x 30 100 M4 x 6 100

M6 x 35 100 M4 x 8 100

M6 x 40 100 M4 x 10 100

M6 x 45 50 M4 x 12 100

M6 x 50 50 M4 x 16 100

M8 x 10 50 M4 x 20 100

M8 x 16 50 M5 x 6 100

M8 x 20 50 M5 x 8 100

M8 x 25 50 M5 x 10 100

M8 x 30 50 M5 x 12 100

M8 x 35 50 M5 x 16 100

M8 x 40 50 M5 x 20 100

M8 x 45 50 M6 x 6 100

M8 x 50 50 M6 x 8. 100

M10 x 16 50 M6 x 10 100

M10 x 20 50 M6 x 12 100

M10 x 25 50 M6 x 16 100

M10 x 30 50 M6 x 20 100

M10 x 35 50 M6 x 25 50

OPRESOR DE HEXAGONO TORNILLO CABEZA

INTERIOR PUNTA COPA HEXAGONAL DIN 933/931

DIN 916 - ACERO INOX - 304 mm ACERO INOX - 304 mm

EMP. EMP.

M6 x 30 50 M5 x 25 100

M8 x 8 50 M5 x 30 100

M8 x 10 50 M5 x 35 100

M8 x 12 50 M5 x 40 100

M8 x 16 50 M5 x 45 100

DÍAMETRO

DÍAMETRO DÍAMETRO

Page 18: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

M8 x 20 50 M5 x 50 100

M8 x 25 50 M6 x 10 100

M8 x 30 50 M6 x 12 100

M10 x 10 50 M6 x 16 100

M10 x 12 50 M6 x 20 100

M10 x 16 50 M6 x 25 100

M10 x 20 50 M6 x 30 100

M10 x 25 50 M6 x 35 100

M10 x 30 50 M6 x 40 100

M6 x 45 100

M6 x 50 100

TORNILLO CABEZA M6 x 60 50

HEXAGONAL DIN 933/931 M6 x 70 50

ACERO INOX - 304 mm M6 x 80 50

EMP. M8 x 12 100

M3 x 6 100 M8 x 16 100

M3 x 8 100 M8 x 20 100

M3 x 10 100 M8 x 25 100

M3 x 12 100 M8 x 30 100

M3 x 16 100 M8 x 35 100

M3 x 20 100 M8 x 40 100

M4 x 8 100 M8 x 45 100

M4 x 10 100 M8 x 50 100

M4 x 12 100 M8 x 60 50

M4 x 16 100 M8 x 70 50

M4 x 20 100 M8 x 80 50

M4 x 25 100 M8 x 90 50

M4 x 30 100 M8 x 100 50

M4 x 35 100 M8 x 110 25

M4 x 40 100 M8 x 120 25

M5 x 10 100 M10 x 16 100

M5 x 12 100 M10 x 20 100

M5 x 16 100 M10 x 25 100

M5 x 20 100 M10 x 30 100

DÍAMETRO

Page 19: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

TORNILLO CABEZA TORNILLO CABEZA

HEXAGONAL DIN 933/931 HEXAGONAL DIN 933/931

ACERO INOX - 304 mm ACERO INOX - 304 mm

EMP. EMP.

M10 x 35 100 M16 x 80 25

M10 x 40 100 M16 x 90 25

M10 x 45 50 M16 x 100 25

M10 x 50 50 M20 x 30 10

M10 x 60 50 M20 x 40 10

M10 x 70 50 M20 x 50 10

M10 x 80 50 M20 x 60 10

M10 x 90 50 M20 x 70 10

M10 x 100 50 M20 x 80 10

M10 x 110 25 M20 x 90 5

M10 x 120 25 M20 x 100 5

M12 x 20 50 M20 x 110 5

M12 x 25 50 M20 x 120 5

M12 x 30 50 M20 x 130 1

M12 x 35 50

M12 x 40 50 TORNILLO CABEZA

M12 x 45 50 FIJADORA RAN - DIN 85

M12 x 50 50 ACERO INOX - 304 mm

M12 x 60 50 EMP.

M12 x 70 25 M 4 x 8 100

M12 x 80 25 M 4 x 10 100

M12 x 90 25 M 4 x 12 100

M12 x 100 25 M 4 x 16 100

M12 x 110 25 M 4 x 20 100

M12 x 120 25 M 4 x 25 100

M14 x 30 25 M 4 x 30 100

M14 x 40 25 M 5 x 8 100

M14 x 50 25 M 5 x 10 100

M14 x 60 25 M 5 x 12 100

DÍAMETRO DÍAMETRO

DÍAMETRO

Page 20: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

M14 x 70 25 M 5 x 16 100

M14 x 80 25 M 5 x 20 100

M14 x 90 25 M 5 x 25 100

M14 x 100 25 M 5 x 30 100

M16 x 25 25 M 6 x 10 100

M16 x 30 25 M 6 x 12 100

M16 x 35 25 M 6 x 16 100

M16 x 40 25 M 6 x 20 100

M16 x 45 25 M 6 x 25 100

M16 x 50 25 M 6 x 30 100

M16 x 60 25 M 6 x 35 100

M16 x 70 25 M 6 x 40 100

TORNILLO CABEZA

FIJADORA RAN - DIN 85 TUERCA HEXAGONAL

ACERO INOX - 304 mm DIN 934 - ACERO INOX - 304

EMP. EMP.

M 8 x 10 100 M4 - 0.70 100

M 8 x 12 100 M5 - 0.80 100

M 8 x 16 100 M6 - 1.00 100

M 8 x 20 100 M8 - 1.25 100

M 8 x 25 100 M10 - 1.50 50

M 8 x 30 100 M12 - 1.75 50

M 8 x 35 50 M14 - 2.00 25

M 8 x 40 50 M16 - 2.00 25

M20 - 2.50 10

TORNILLO CABEZA M24 - 3.00 10

PLANA RANURADO - DIN 963

ACERO INOX - 304 mm

EMP. TUERCA HEXAGONAL

M 4 x 8 100 CON INSERTO DE NYLON

M 4 x 10 100 DIN 985 - ACERO INOX - 304

M 4 x 12 100 EMP.

M 4 x 16 100 M4 - 0.70 100

DÍAMETRO

DÍAMETRO

DÍAMETRO DÍAMETRO

Page 21: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

M 4 x 20 100 M5 - 0.80 100

M 4 x 25 100 M6 - 1.00 100

M 4 x 30 100 M8 - 1.25 50

M 5 x 10 100 M10 - 1.50 50

M 5 x 12 100 M12 - 1.75 25

M 5 x 16 100 M14 - 2.00 25

M 5 x 20 100 M16 - 2.00 10

M 5 x 25 100 M20 - 2.50 5

M 5 x 30 100

M 6 x 10 100 VARILLA ROSCADA DIN 975

M 6 x 12 100 ACERO INOX-304

M 6 x 16 100 (Largo 1 Metro)

M 6 x 20 100 EMP.

M 6 x 25 100 M4 x 1 Mt 5

M 6 x 30 100 M5 x 1 Mt 5

M 6 x 35 100 M6 x 1 Mt 5

M 6 x 40 100 M8 x 1 Mt 5

M 8 x 10 100 M10 x 1 Mt 1

M 8 x 12 100 M12 x 1 Mt 1

M 8 x 16 100 M14 x 1 Mt 1

M 8 x 20 100 M16 x 1 Mt 1

M 8 x 25 100 M18 x 1 Mt 1

M 8 x 30 100 M20 x 1 Mt 1

M 8 x 35 50 M22 x 1 Mt 1

M 8 x 40 50 M24 x 1 Mt 1

TORNILLO CABEZA

RONDANA PLANA HEXAGONAL EN ACERO

DIN 125 - ACERO INOX - 304 INOXIDABLE TIPO 316

EMP. EMP.

100 1/4-20 x 3 100

100 1/4-20 x 3-1/2 50

100 1/4-20 x 4 50

100 5/16-18 x 1/2 100

DÍAMETRO

DÍAMETRO DÍAMETRO

M4

M5

M6

M8

Page 22: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

50 5/16-18 x 3/4 100

50 5/16-18 x 1 100

25 5/16-18 x 1-1/4 100

25 5/16-18 x 1-1/2 100

10 5/16-18 x 2 100

10 5/16-18 x 2-1/2 100

5/16-18 x 3 100

5/16-18 x 3-1/2 50

5/16-18 x 4 50

RONDANA DE PRESIÓN 3/8-16 x 1/2 100

DIN 127 - ACERO INOX - 304 3/8-16 x 3/4 100

EMP. 3/8-16 x 1 100

100 3/8-16 x 1-1/4 100

100 3/8-16 x 1-1/2 100

100 3/8-16 x 2 50

100 3/8-16 x 2-1/2 50

50 3/8-16 x 3 50

50 3/8-16 x 3-1/2 50

25 3/8-16 x 4 50

25 1/2-13 x 3/4 50

10 1/2-13 x 1 50

10 1/2-13 x 1-1/4 50

1/2-13 x 1-1/2 50

1/2-13 x 2 50

TORNILLO CABEZA 1/2-13 x 2-1/2 25

HEXAGONAL EN ACERO 1/2-13 x 3 25

INOXIDABLE TIPO 316 1/2-13 x 3-1/2 25

EMP. 1/2-13 x 4 25

1/4-20 x 1/2 100 1/2-13 x 4-1/2 10

1/4-20 x 3/4 100 1/2-13 x 5 10

1/4-20 x 1 100 1/2-13 x 5-1/2 10

1/4-20 x 1-1/4 100 1/2-13 x 6 10

1/4-20 x 1-1/2 100 5/8-11 x 1 25

1/4-20 x 2 100 5/8-11 x 1-1/4 25

M16

M20

M24

DÍAMETRO

M4

M5

M10

M12

M14

M20

M24

DÍAMETRO

M6

M8

M10

M12

M14

M16

Page 23: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

1/4-20 x 2-1/2 100 5/8-11 x 1-1/2 25

TORNILLO CABEZA

HEXAGONAL EN ACERO TUERCA HEXAGONAL

INOXIDABLE TIPO 316 EN ACERO INOX. TIPO 316

EMP. EMP.

5/8-11 x 2 25 100

5/8-11 x 2-1/2 10 100

5/8-11 x 3 10 100

5/8-11 x 3-1/2 10 50

5/8-11 x 4 10 25

5/8-11 x 4-1/2 10 25

5/8-11 x 5 10 10

5/8-11 x 5-1/2 10 10

5/8-11 x 6 10

3/4-10 x 1-1/2 10

3/4-10 x 2 10 RONDANA PLANA

3/4-10 x 2-1/2 10 EN ACERO INOX. TIPO 316

3/4-10 x 3 10 EMP.

3/4-10 x 3-1/2 10 100

3/4-10 x 4 10 100

3/4-10 x 4-1/2 10 100

3/4-10 x 5 10 50

3/4-10 x 5-1/2 10 25

3/4-10 x 6 10 25

7/8-9 x 2 5 10

7/8-9 x 2-1/2 5 10

7/8-9 x 3 5

7/8-9 x 3-1/2 5

7/8-9 x 4 5 RONDANA DE PRESIÓN

7/8-9 x 4-1/2 5 EN ACERO INOX. TIPO 316

7/8-9 x 5 5 EMP.

7/8-9 x 6 5 100

1-8 x 2 5 100

DÍAMETRO DÍAMETRO

1/4 - 20

1 - 8

DÍAMETRO

1/4

5/16

3/8

1/2

5/16 - 18

3/8 - 16

1/2 - 13

5/8 - 11

3/4 - 10

7/8 - 9

5/16

5/8

3/4

7/8

1

DÍAMETRO

1/4

Page 24: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

1-8 x 2-1/2 5 100

1-8 x 3 5 50

1-8 x 3-1/2 5 25

1-8 x 4 5 25

1-8 x 4-1/2 5 10

1-8 x 5 5 10

1-8 x 6 5

VARILLA ROSCADA CHAVETA

ACERO INOX. TIPO 316 ACERO INOX. TIPO 304

EMP. EMP.

1 1/16 x 3/4 200

1 1/16 x 1" 200

1 1/16 x 1 1/4 200

1 1/16 x 1 1/2 200

1 1/16 x 2" 200

1 3/32 x 1" 100

1 3/32 x 1 1/2 100

1 3/32 x 2" 100

1/8 x 3/4 100

VARILLA ROSCADA 12 PIES DE LARGO 1/8 x 1" 100

ACERO INOX. TIPO 304 1/8 x 1-1/4 100

EMP. 1/8 x 1 1/2 100

1/4-20 x 12' 1 1/8 x 2" 100

5/16-18 x 12' 1 1/8 x 2 1/2 100

3/8-16 x 12' 1 5/32 x 1" 100

7/16-14 x 12' 1 5/32 x 1 1/2 100

1/2-13 x 12' 1 5/32 x 2" 100

5/8-11 x 12' 1 5/32 x 2 1/2 50

3/4-10 x 12' 1 5/32 x 3 50

3/8

1/2

5/8

3/4

7/8

1/2-13 x 1 Mt

5/8-11 x 1 Mt

3/4-10 x 1 Mt

7/8-9 x 1 Mt

1-8 x 1 Mt

DÍAMETRO

1

DÍAMETRO DÍAMETRO

1/4-20 x 1 Mt

5/16-18 x 1 Mt

3/8-16 x 1 Mt

Page 25: LISTA DE ACERO INOXIDABLE TORNILLOS ALONSO

7/8-9 x 12' 1 3/16 x 1" 100

1-8 x 12' 1 3/16 x 1 1/4 100

3/16 x 1 1/2 100

TAQUETE ARPON 3/16 x 2" 50

ACERO INOX. TIPO 304 3/16 x 2 1/2 50

EMP. 3/16 x 3 50

1/4 x 2-1/4 50 1/4 x 1 1/4 50

1/4 x 3 0 1/4 x 1 1/2 50

1/4 x 3-3/4 50 1/4 x 2" 50

5/16 x 3-3/4 50 1/4 x 2 1/2 25

5/16 x 4 25 1/4 x 3 25

5/16 x 4-1/4 25

3/8 x 3 25

3/8 x 3-3/4 25

3/8 x 5 10

1/2 x 3-3/4 10

1/2 x 4-1/4 10

1/2 x 4-1/2 10

1/2 x 5-1/2 10

5/8 x 3-1/2 10

5/8 x 4-1/4 10

3/4 x 3-3/4 5

3/4 x 5-1/2 5

DÍAMETRO