Addison Ground Thread Hand Taps

 

High Speed Steel

GROUND THREAD HAND TAPS 
UNF Form

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

Dimensions in Ins./mm

 groundthreadhandtapsunf

Nominal Diameter Inch Threads per Inch Length of Thread mm Overall Length mm
1/4
5/16
3/8
7/16
1/2		 28
24
24
20
20		 19
19
20
22
24		 66
69
76
82
84
9/16
5/8
3/4
7/8
1		 18
18
16
14
12		 25
25
29
33
35		 90
95
104
113
120
1.1/8
1.4/4
1.3/8
1.1/2		 12
12
12
12		 37
37
39
39 		127
137
144
149

Taps

Addison