Thread Milling

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

Flutes

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

D 1

D 2

L 6

L 1

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 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 )

E: 24

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