Description
High-performance metric fine blind-hole tap for stainless and acid-resistant steels.
Application
For metric fine blind holes in stainless steels.
Features
HSS-E-PM.
TiAlN multilayer coating.
Parameterised flute geometry.
Advantages
Optimum chip formation and torsional rigidity.
Product Data
Product type: Master Tap INOX Blind-Hole Machine Tap Metric Fine
Article family: 137053
Thread size: 8×1
Thread pitch: 1.0 mm
Thread form: Form C, 45° right-hand helix
Tolerance: ISO 2X 6HX
Tool material: HSS-E-PM
Coating / surface: TiAlN
Dimensions
Overall length L: 90 mm
Shank diameter Ds: 8 mm
Square: 6.2 mm
Recommended tapping-hole diameter: 6.8 mm
Cutting Data
Steel <500 N/mm²: 23 m/min
Steel <750 N/mm²: 23 m/min
Steel <900 N/mm²: 12 m/min
INOX <900 N/mm²: 11 m/min
INOX >900 N/mm²: 9 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
Steel <55 HRC: H
Steel <60 HRC: H
Steel <65 HRC: H
Steel <67 HRC: H
Steel <70 HRC: H
INOX <900 N/mm²: M
INOX >900 N/mm²: M
Titanium >850 N/mm²: S
Cast iron GG/GGG: K
Copper alloys: N
Graphite / GRP / CRP: N