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Thread cutting tools 186
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Hand tap
Design: HSS, DIN 5157, type N, bright surface. Application: For pipe threads according to DIN ISO 228/1 (DIN 259). Particularly suitable for high strength materials up to 1200 N/mm 2 in strength and rust-free and acid-resistant steels.
DIN 5157
Type N
G
HSS
55°
≤ 3xd
Cutting Tools 1
6–8
1638 Bright 1639 Bright 1640
Roughing tap with point form A (6–8 threads).
A
Roughing tap bright
Finish tap with point form C (2–3 threads).
2–3
2 piece set consisting of (order no. 1638, 1639).
C
Bright
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. 1638 1639 1640
C C C
C C C
U U U
V V V
U U U
V V V
U U U
C C C
C C C
1638
1639
1640
Thread
Order No.
Threads per inch
Thread ∅
Total length
Square shank
Core hole ∅
inch
mm
mm 63 70 70 80 80 90 90 100 125 140 160
mm 5.5 9.0 9.0 12.0 14.5 16.0 18.0 20.0 24.0 29.0 35.0
mm
bright
bright
bright
0001 0003 0005 0007 0009 0011 0013 0015 0017 0019 0021
G 1/8 G 1/4 G 3/8 G 1/2 G 5/8 G 3/4 G 7/8
11.35 13.90 18.15 26.50 35.50 43.90 60.70 73.40
11.35 13.90 18.15 26.50 35.50 43.90 60.70 73.40
20.90 25.40 33.60 48.60 65.10 80.60
28 19 19 14 14 14 14 11 11 11 11
9.728 13.157 16.662 20.955 22.911 26.441 30.201 33.249 41.910 47.803 59.614
8.80 11.80 15.25 19.00 21.00 24.50 28.25 30.75 39.50 45.25 57.00
112.00 135.00 316.00 396.50 576.50
G 1
G 1.1/4 G 1.1/2
172.50 215.00 316.00
172.50 215.00 316.00
G 2
(W160)
(W160)
(W160)
Hand tap set
Design: HSS, DIN 2184, type N, bright surface. 2 piece set consisting of roughing tap with point form A (6–8 threads) and finish tap with point form C (2–3 threads). Application: For UNF fine thread unit ANSI B1.1. 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
UNF
HSS
60°
≤ 3xd
6–8
A
Roughing tap
2–3
C
bright Finish tap
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. 1650
C
C
U
V
U
V
U
C
C
1650
Thread
Order No.
Threads per inch
Thread ∅
Total length
Square shank
Core hole ∅
inch
mm
mm
mm 2.1 2.1 2.1 2.1 2.7 3.0 3.0 4.9 4.9 4.9
mm
bright
0001 0003 0005 0007 0009 0011 0013 0015 0017 0019
UNF Nr. 0 UNF Nr. 1 UNF Nr. 2 UNF Nr. 3 UNF Nr. 4 UNF Nr. 5 UNF Nr. 6 UNF Nr. 8 UNF Nr. 10 UNF Nr. 12
33.80 30.40 28.80 26.50 23.40 22.40 22.40 21.40 22.40 23.90 (W160)
80 72 64 56 48 44 40 36 32 28
1.524 1.854 2.184 2.515 2.845 3.175 3.505 4.166 4.826 5.486
32 36 36 40 40 40 45 45 50 56
1.30 1.60 1.90 2.10 2.40 2.70 3.00 3.50 4.10 4.70
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