Spiral point 40° tap KERFOLG for blind-holes M

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Details

ISO thread DIN 13 coarse pitch
Tolerance: 6H ISO 2
Surface finish: Bright
Thread depth: ≤ 2.5XD
Hole type: Blind
Chamfer form: C 2/3
Application: Alloy steel with R ≤ 1100 N/mm²

Recommended cutting data i

CARBON STEEL

< 500 N/mm²

< 850 N/mm²

< 1200 N/mm²



STAINLESS STEEL

< 600 N/mm²

< 850 N/mm²

Duplex

CAST IRON

< 240 HB

< 300 HB





NON FERROUS

< 10% Si

> 10% Si

Brass Copper

Bronze



SUPER ALLOY

Ti6Al4V

HTA

HARDENED

< 45 HRC

< 60 HRC

Specifications

Standard DIN 371-376
Ring colour red
Blind holes
M thread
Profile 60°

Product code: A2165
Brand: KERFOLG