AMPC-E_US-EN

UN

THREADING | Solid Carbide and Indexable Thread Mills

Solid Carbide Thread Mills UN | Coolant Through

A

Internal

DRILLING

1/4P

60°

L 1

1/8P

External

L 6

D 2

D 1

B

UN | Coolant Through

BORING

Thread Mill

Part No.

TPI (Pitch)

Min Thread Ø

D 1

D 2

L 6

L 1

Flutes

ThreadMills USA™ TM08664CHM TM08656CHM TM09948CHM TM12544CHM TM12540CHM TM16436CHM TM13832CHM TM16432CHM TM19032CHM TM50032CHM TM19028CHM TM25028CHM TM50028CHM TM19024CHM TM31224CHM TM37524CHM TM50024CHM TM25020CHM HDTM19032CHM HDTM19024CHM HDTM25020CHM

64 56 48 44 40 36 32 32 32 32 32 28 28 28 24 24 24 24 24 20 20 20 20

#2 #2 #3 #5 #4 #8 #6 #8

3* 3* 3*

1.65 1.65 1.80 2.40 2.20 3.00 2.50 3.20 3.80 3.80 9.40 3.80 4.75 9.40 3.68 3.70 5.95 7.25 9.40 4.75 4.95 8.75 9.40

3.00 3.00 3.00 3.00 3.00 4.00 3.00 4.00 4.00 4.00

3.20 3.20 3.75 4.65 4.45 6.35 5.55 6.35 7.95 7.95

39.00 39.00 39.00 39.00 39.00 51.00 39.00 51.00 51.00 51.00 84.00 51.00 58.00 84.00 51.00 51.00 58.00 64.00 84.00 58.00 58.00 84.00 84.00

3

C

3*

3 3 3 3 3 6 3 3 6 3 3 3 4 6 3 3 4 6

REAMING

#10 #10 1/2 #10 1/4 1/2 #10 #10 3/8 1/2 1/4 1/4 5/16 7/16

10.00

25.40

4.00 6.00

8.20

12.70 25.40

10.00

4.00 4.00 6.00 8.00

8.50 8.50

D

16.00 19.00 25.40 12.70 12.70 22.85 25.40

10.00

BURNISHING

6.00 6.00

TM43720CHM TM50020CHM

10.00 10.00

1/2

*Straight fluted

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 6 mm 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 )

E: 24

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