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Thread cutting tools 187

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Hand tap set

Continued

1650

Thread

Order No.

Threads per inch

Thread ∅

Total length

Square shank

Core hole ∅

Cutting Tools 1

inch

mm

mm

mm 4.9 4.9 5.5 6.2 9.0 9.0 9.0 12.0 14.5 14.5

mm

bright

0021 0023 0025 0027 0029 0031 0033 0035 0037 0039

UNF 1/4 UNF 4/16 UNF 3/8 UNF 7/16 UNF 1/2 UNF 9/16 UNF 5/8 UNF 3/4 UNF 7/8

20.80 26.20 28.20 36.00 39.00 56.40 52.40 74.10 88.60

28 24 24 20 20 18 18 16 14 12

6.350 7.938 9.525 11.113 12.700 14.288 15.875 19.050 22.225 25.400

56 63 63 70 70 70 70 80 80 90

5.50 6.90 8.50 9.90 11.50 12.90 14.50 17.50 20.40 23.20

UNF 1

125.50

(W160)

Hand tap set

Design: HSS, DIN 2184, type N, bright surface. 3 piece set consisting of roughing tap with point form A (6–8 threads), second tap with point form D (3.5–5 threads) and finish tap with point form C (2–3 threads). Application: For UNC unit ANSI B1.1 coarse thread. Particularly suitable for high strength materials up to 1200 N/mm 2 in strength and rust-free and acid-resistant steels.

DIN 2184

Type N

UNC

HSS

60°

≤ 3xd

6–8

A

Roughing tap

3,5–5

D

Second tap

2–3

C

Finish tap

bright

Steels up to 850 N/mm 2

Steels up to 1000 N/mm 2

Steels up to 1400 N/mm 2

Hard machining over 60 HRC

Ti steels, Ti alloys, special steels

Stainless and acid- resistant steels (INOX)

Steels up to 42 HRC

Steels up to 52 HRC

Steels up to 56 HRC

Steels up to 60 HRC

Copper, brass, bronze

Cast iron materials

Al, Al and Mg alloys

Order No. 1647

C

C

U

V

U

V

U

C

C

1647

Thread

Order No.

Threads per inch

Thread ∅

Total length

Square shank

Core hole ∅

inch

mm

mm 36 36 40 40 45 45 45 50 56 56 63 70 70 75 80 80 95 100 110

mm 2.1 2.1 2.1 2.7 3.0 3.0 4.9 4.9 4.9 4.9 4.9 5.5 6.2 7.0 9.0 9.0 12.0 14.5 16.0

mm

bright

0001 0003 0005 0007 0009 0011 0013 0015 0017 0019 0021 0023 0025 0027 0029 0031 0033 0035 0037

UNC Nr. 1 UNC Nr. 2 UNC Nr. 3 UNC Nr. 4 UNC Nr. 5 UNC Nr. 6 UNC Nr. 8 UNC Nr. 10 UNC Nr. 12 UNC 1/4 UNC 5/16 UNC 3/8 UNC 7/16 UNC 1/2 UNC 9/16 UNC 5/8 UNC 3/4 UNC 7/8

36.90 36.90 31.10 28.20 27.90 27.40 28.20 29.20 31.40 25.10 33.30 38.30 45.00 53.70 75.90 70.00

64 56 48 40 40 32 32 24 24 20 18 16 14 13 12 11 10

1.854 2.184 2.515 2.845 3.175 3.505 4.166 4.826 5.486 6.350 7.938 9.525 11.113 12.700 14.288 15.875 19.050 22.225 25.400

1.50 1.80 2.10 2.30 2.60 2.85 3.50 3.90 4.50 5.20 6.60 8.00 9.40 10.70 12.20 13.50 16.50 19.50 22.20

101.00 127.50 163.50

9 8

UNC 1

(W160)

1/169

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