Machine Tap Whitworth

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Product
Unit

Thread type

Thread diameter

D

Coils per inch

Thread length

L2

Thread direction

Total length

L1

Shank diameter

D2

Shank square width

a

Threaded hole diameter

DIN standard

Material

Type code

Each
Inch
1/8 Inch
28
20 mm
Right
90 mm
7 mm
5.5 mm
8.8 mm
5156
Steel HSS-E
C
Each
Inch
1/4 Inch
19
22 mm
Right
100 mm
11 mm
9 mm
11.8 mm
5156
Steel HSS-E
C
Each
Inch
3/8 Inch
19
22 mm
Right
100 mm
12 mm
9 mm
15.3 mm
5156
Steel HSS-E
C
Each
Inch
1/2 Inch
14
25 mm
Right
125 mm
16 mm
12 mm
19 mm
5156
Steel HSS-E
C
Each
Inch
3/4 Inch
14
28 mm
Right
140 mm
20 mm
16 mm
24.5 mm
5156
Steel HSS-E
C
Thread type
Thread diameter (inch)
Coils per inch
Inch
1/8
28
Thread type
Thread diameter (inch)
Coils per inch
Inch
1/4
19
Thread type
Thread diameter (inch)
Coils per inch
Inch
3/8
19
Thread type
Thread diameter (inch)
Coils per inch
Inch
1/2
14
Thread type
Thread diameter (inch)
Coils per inch
Inch
3/4
14