Addison Ground Thread Hand Taps.

 

High Speed Steel

GROUND THREAD HAND TAPS 
BSF Form

Specifications conform
to BS 949/ Part 2 - 1979
(class 2, Corresponds to
Zone 3)

Dimensions in Ins./mm

groundthreadhandtapsbsf

Nominal Diameter Inch Threads per Inch Thread Length mm Overall Length mm
3/16
1/4
5/16
3/8
7/16		 32
26
22
20
18		 16
19
22
24
25 		58
66
72
80
85
1/2
9/16
5/8
11/16
3/4		 16
16
14
14
12		 29
30
32
37
37 		89
95
102
112
112
7/8
1
1.1/8
1.1/4
1.3/8		 11
10
9
9
8		 38
45
48
51
57		 118
130
138
151
162
1.1/2
1.5/8
1.3/4
2
2.1/4		 8
8
7
7
6		 60
60
67
70
76		 170
170
187
200
221
2.1/2
2.3/4
3		 6
6
5		 79
79
83		 224
234
258

Taps

Addison