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Thread cutting tools 235

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Through-hole machine tap

Design: HSS-E, DIN 371/376, Type N, with chamfered form B (4-5 threads). Application: Universal taps with a broad range of UNC thread, unified coarse thread, ANSI B1.1.

≈DIN 371

≈DIN 376

Tol. 2B

Type N

UNC

HSS-E

4–5

Cutting Tools 1

60°

≤ 3xd

B

steam

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. 1696

15

12

4

10

2

10

15

15

1696

Thread

Order No.

Threads

Thread ∅

Total length

Shank ∅

Square shank

Core hole ∅

inch

per inch

mm

mm 56 56 63 70 80 90 100 100 110 110 125

mm 3.5 4.0 4.5 6.0 7.0 8.0 10.0 8.0 9.0 12.0 14.0

mm 2.7 3.0 3.4 4.9 5.5 6.2 7.0 6.2 7.0 9.0 11.0

mm

steam

0001 0005 0007 0009 0013 0015 0017 0019 0021 0025 0027

UNC No. 4 UNC No. 6 UNC No. 8 UNC No.10 UNC 1/4 UNC 5/16 UNC 3/8 UNC 7/16 UNC 1/2 UNC 5/8 UNC 3/4

17.35 15.40 15.75 21.00 17.15 21.00 26.90 27.50 33.40 42.40 54.90 (W163)

40 32 32 24 20 18 16 14 13 11 10

2.845 3.505 4.166 4.826 6.350 7.938 9.525 11.113 12.700 15.875 19.050

2.35 2.85 3.50 3.90 5.10 6.60 8.00 9.40 10.80 13.50 16.50

Blind hole machine tap

Design: HSS-E, DIN 371/376, Type N, with chamfered form C (2–3 threads). Application: Universal taps with a broad range of UNC thread, unified coarse thread, ANSI B1.1.

≈DIN 371

≈DIN 376

Tol. 2B

Type N

UNC

HSS-E

2–3

60°

≤ 3xd

40°

C

steam

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. 1697

12

10

6

10

15

15

1697

Thread

Order No.

Threads

Thread ∅

Total length

Shank ∅

Square shank

Core hole ∅

inch

per inch

mm

mm 56 56 63 70 80 90 100 100 110 110 125

mm 3.5 4.0 4.5 6.0 7.0 8.0 10.0 8.0 9.0 12.0 14.0

mm 3.0 4.9 4.9 5.5 5.5 6.2 7.0 9.0 9.0 11.0 14.5

mm

steam

0001 0005 0007 0009 0013 0015 0017 0019 0021 0025 0027

UNC No. 4 UNC No. 6 UNC No. 8 UNC No.10 UNC 1/4 UNC 5/16 UNC 3/8 UNC 7/16 UNC 1/2 UNC 5/8 UNC 3/4

18.05 15.60 16.85 16.40 17.65 17.25 18.90 30.00 27.50 34.90 47.60 (W163)

40 32 32 24 20 18 16 14 13 11 10

2.845 3.505 4.166 4.826 6.350 7.938 9.525 11.113 12.700 15.875 19.050

2.35 2.85 3.50 3.90 5.10 6.60 8.00 9.40 10.80 13.50 16.50

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