Description
High-performance fluteless machine tap.
Application
For chipless thread forming.
Features
Without oil grooves.
Optimised polygon geometry.
High-wear coating.
Advantages
Low torque and high process reliability.
Product Data
Product type: Fluteless Machine Tap
Article family: 139135
Thread size: M8
Thread form: Without oil grooves
Tolerance: 6GX
Tool material: HSS-E-PM
Coating / surface: TiN/TiAlN
Dimensions
Overall length L: 90 mm
Shank diameter Ds: 8 mm
Square: 6.2 mm
Recommended tapping-hole diameter: 7.45 mm
Cutting Data
Aluminium: 38 m/min
Steel <500 N/mm²: 37 m/min
Steel <750 N/mm²: 35 m/min
Steel <900 N/mm²: 27 m/min
Steel <1100 N/mm²: 18 m/min
INOX: 12 m/min
Copper alloys: 22 m/min
ISO Code
Aluminium and plastics: N
Aluminium: N
Aluminium cast >10% Si: N
Steel <500 N/mm²: P
Steel <750 N/mm²: P
Steel <900 N/mm²: P
Steel <1100 N/mm²: P
Steel <1400 N/mm²: P
Hardened steel: H
INOX: M
Titanium: S
Cast iron: K
Copper alloys: N
Graphite / GRP / CRP: N