BSW

Solid Carbide Thread Mills BSW | Coolant Through

A

Internal

DRILLING

R = .137P

55°

L 1

R = .137P

External

L 6

D 2

D 1

B

BSW | Coolant Through

BORING

Part No.

TPI (Pitch)

Flutes

ThreadMills USA TM20BSWCH TM18BSWCH TM16BSWCH TM14BSWCH TM12BSWCH TM11BSWCH TM10BSWCH TM9BSWCH TM8BSWCH TM20BSWCHM TM18BSWCHM TM16BSWCHM TM14BSWCHM TM12BSWCHM TM11BSWCHM TM10BSWCHM TM9BSWCHM TM8BSWCHM

D 1

D 2

L 6

L 1

20 18 16 14 12 11 10 20 18 16 14 12 11 10 9 8

1/4

3 3 5 5 5 5 5 6 6 3 3 5 5 5 5 5 6 6

0.177 0.197 0.276 0.311 0.354 0.468 0.468 0.620 0.620

0.250 0.250 0.312 0.312 0.375 0.500 0.500 0.625 0.625

0.400 0.445 0.563 0.715 0.750 0.910 1.100 1.112 1.375 10.16 11.29 14.29 18.15 19.10 23.10 27.94 28.23 34.94

2.375 2.375 3.000 3.000 3.000 3.500 3.500 4.000 4.000 58.00 58.00 64.00 64.00 84.00 84.00 84.00 93.00 93.00

5/16

3/8

7/16

C

1/2 5/8 3/4 7/8

REAMING

1

1/4

4.50 5.00 7.00 7.90 9.00

6.00 6.00 8.00 8.00

5/16

3/8

7/16

1/2 5/8 3/4 7/8

10.00 12.00 12.00 16.00 16.00

11.90 11.90 15.90 15.90

D

9 8

1

BURNISHING

E

X

Weldon Flat

E: 52 - 55

E: 4

SPECIALS

To order a thread mill with a Weldon flat, replace the leading TM designator with TW (available for inch shanks 3/8 and above, or metric shanks 6mm and above) Example: Cylindrical shank = TM NK0500-NPT | Weldon shank flat = TW NK0500-NPT NOTE: Weldon flats have a minimum order quantity of 2 pieces

Key on E: 1

= Imperial (in) = Metric (mm )

www.alliedmachine.com | 1.330.343.4283

E: 9

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