AMPC-E_EU-EN

NPTF

THREADING | Solid Carbide and Indexable Thread Mills

Solid Carbide Thread Mills NPTF | Through Coolant

A

Internal

30° 30°

DRILLING

90°

1° 47’

L 1

External

L 6

D 2

D 1

B

NPTF | Through Coolant

Thread Mill

Part No.

TPI (Pitch)

Min Thread Ø

BORING

Flutes

D 1

D 2

L 6

L 1

ThreadMills USA™ TM27NPTFCHM TM18NPTFCHM TM14NPTFCHM TM11NPTFCHM

27 18 14

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

3 4 4 4 5 3 4 4 4 4

5.95 7.75

6.00 8.00

11.30 15.70 23.70 28.75 38.10 0.437 0.625 0.875 1.125 1.500

58.00 64.00 84.00 93.00 2.375 3.000 3.500 4.000 5.000 115.00

11.95 15.75 19.75 0.245 0.305 0.495 0.620 0.745

12.00 16.00 20.00 0.250 0.312 0.500 0.625 0.750

11.5

1

TM8NPTFCHM TM27NPTFCH TM18NPTFCH TM14NPTFCH TM11NPTFCH TM8NPTFCH

8

2-1/2

27 18 14

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

C

11.5

1

8

2-1/2

REAMING

D

BURNISHING

E

THREADING

X

Weldon Flat

E: 56 - 57

E: 4

SPECIALS

To order a thread mill with a Weldon flat, replace the leading TM designator with TW (available for metric shanks 6 mm and above, or inch shanks 3/8 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

= Metric (mm ) = Imperial (in)

www.alliedmachine.com | +44 (0) 1384 400 900 | enquiries.eu@alliedmachine.com

E: 15