AMPC-E_EU-EN

NPTF

THREADING | Solid Carbide and Indexable Thread Mills

Solid Carbide Thread Mills NPTF | Non-Coolant

A

Internal

30° 30°

DRILLING

90°

1° 47’

L 1

External

L 6

D 2

D 1

B

NPTF | Non-Coolant

Thread Mill

Part No.

TPI (Pitch)

Min Thread Ø

BORING

Flutes

D 1

D 2

L 6

L 1

ThreadMills USA™

AccuThread® 856

TM27NPTFM TMNK0063-NPTFM TM18NPTFM TMNK0250-NPTFM TM14NPTFM TMNK0500-NPTFM TM11NPTFM TMNK1000-NPTFM

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 2.500 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

TM8NPTFM TM27NPTF TM18NPTF TM14NPTF TM11NPTF TM8NPTF

TMNK2500-NPTFM TMNK0063-NPTF TMNK0250-NPTF TMNK0500-NPTF TMNK1000-NPTF TMNK2500-NPTF

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: 54 - 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)

E: 14

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