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Machine tap 1/2-20

Article no.: 133400 1/2-20
  • Thread type: UNF
  • Flank angle: 60
  • Tool material: HSS E
  • Standard: DIN 374
  • Tolerance class: 2B

Product details

Technical Data

Thread size 1/2-20 UNF
Coating uncoated
Thread type UNF
Flank angle 60 degrees
Tool material HSS E
Standard DIN 374
Tolerance class 2B
Taper lead form B
Shank Plain shank with h9
Through-coolant no
Application for type of drilling up to 3×D for through holes
Cutting direction right-hand
Thread pitch 1.27 mm
Threads per inch 20
Thread ⌀ 12.7 mm
Overall length L 100 mm
Shank ⌀ Ds 9 mm
Shank square □ 7 mm
Tapping hole ⌀ 11.5 mm
Type of threading tool Machine tap for conventional machining
Number of clamping slots 3
Colour ring without
Number of cutting edges Z 3
Thread depth 38.1 mm
Type of product Tap

Identification numbers & Classifications

Article number 133400 1/2-20
EAN / GTIN 4045197074805

Application Table

Aluminium (short chipping)
N
13
Steel < 500 N/mm²
P
15
Steel < 750 N/mm²
P
15
Oil
 
wet maximum
 

Description

Version:

With spiral point.

Application:

For UNF uniform fine threads ASME − B1.1.

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