Description
Metric fine fluteless machine tap.
Application
For chipless forming of metric fine threads.
Features
Optimised polygon geometry.
High-wear coating.
Advantages
Low torque and long tool life.
Product Data
Product type: Fluteless Machine Tap Metric Fine
Article family: 139280
Thread size: 18×1.5
Thread form: Master Form Steel
Tolerance: ISO 2X 6HX
Tool material: HSS-E-PM
Coating / surface: TiN/TiAlN
Dimensions
Overall length L: 110 mm
Shank diameter Ds: 14 mm
Square: 11 mm
Recommended tapping-hole diameter: 17.35 mm
Cutting Data
Steel <500 N/mm²: 38 m/min
Steel <750 N/mm²: 37 m/min
Steel <900 N/mm²: 35 m/min
INOX: 12 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