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Machine tap TR20X4

Article no.: 133490 TR20X4
  • Thread type: TR
  • Flank angle: 30
  • Tool material: HSS E
  • Standard: Manufacturer’s standard
  • Tolerance class: DIN 103 7H

Product details

Technical Data

Thread size 20
Coating nitrided
Thread type TR
Flank angle 30 degrees
Tool material HSS E
Standard Manufacturer’s standard
Tolerance class DIN 103 7H
Shank Plain shank with h9
Through-coolant no
Application for type of drilling up to 1.5×D for through holes
Cutting direction right-hand
Thread pitch 4 mm
Overall length L 195 mm
Shank ⌀ Ds 16 mm
Shank square □ 12 mm
Tapping hole ⌀ 1,625 mm
Type of threading tool Machine tap for dynamic machining
Number of clamping slots 3
Colour ring green
Number of cutting edges Z 3
Thread depth 2,437 mm
Type of product Tap

Identification numbers & Classifications

Article number 133490 TR20X4
EAN / GTIN 4045197533081

Application Table

Aluminium (short chipping)
N
7
Steel < 500 N/mm²
P
7
Steel < 750 N/mm²
P
5
Steel < 900 N/mm²
P
3
INOX < 900 N/mm²
M
3
GG(G)
K
7
CuZn
N
7
Uni
 
Oil
 
wet maximum
 

Description

Version:

Profile correct for NC, with divided envelope cut.
Lead chamfer: ≈ 20 turns. With 25° left-hand flutes, right-hand cutting.

Advantage:

Suitable for reversing.

Note:

For use on synchronised spindles.
The lead must be machine driven.

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