Thread Milling

THREADING | Solid Carbide and Indexable Thread Mills

NPTF

Solid Carbide Thread Mills NPTF | Coolant Through

A

Internal

30° 30°

DRILLING

90°

1° 47’

L 1

External

L 6

D 2

D 1

B

NPTF | Coolant Through

BORING

Thread Mill

Part No.

TPI (Pitch)

Min Thread Ø

Flutes

ThreadMills USA TM27NPTFCH TM18NPTFCH TM14NPTFCH TM11NPTFCH TM8NPTFCH TM27NPTFCHM TM18NPTFCHM TM14NPTFCHM TM11NPTFCHM TM8NPTFCHM

D 1

D 2

L 6

L 1

27 18 14

1/16 and 1/8 1/4 and 3/8 1/2 and 3/4

3 4 4 4 4 3 4 4 4 5

0.245 0.305 0.495 0.620 0.745

0.250 0.312 0.500 0.625 0.750

0.437 0.625 0.875 1.125 1.500 11.30 15.70 23.70 28.75 38.10

2.375 3.000 3.500 4.000 5.000 58.00 64.00 84.00 93.00

11.5

1

C

8

2-1/2

27 18 14

1/16 and 1/8 1/4 and 3/8 1/2 and 3/4

5.95 7.75

6.00 8.00

REAMING

11.95 15.75 19.75

12.00 16.00 20.00

11.5

1

8

2-1/2

115.00

D

BURNISHING

E

THREADING

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: 15

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