Widia GTD

Widia GTD (formerly Greenfield) EM-HS Series Taps for High Speed Tapping

 

Left hand spiral right hand cut for through holes

Features
  • Custom blended vanadium high speed steel
  • TiN coating for increased lubricity and long tap life
  • Right hand cut, left hand slow spiral for good chip ejection downard through the hole
  • Taps 2 to 3 times faster than conventional taps
  • Neck design for CNC equipment
  • Geometry includes high degree of relief to reduce friction and wear
Recommended Applications
  • Precision ground shanks to reduce run-out
  • For fast tapping and rigid computer controlled setups
  • For machines with synchronized tapping
  • For mild steels < 200 BHn
  • All types of aluminum
  • Brass and brass alloys
  • Cast, ductile and maleable irons

 

Fast spiral for blind holes

Features
  • Custom blended vanadium high speed steel
  • TiN coating for increased lubricity and long tap life
  • Fast spiral design for good chip lifting in blind holes
  • Taps 2 to 3 times faster than conventional taps
  • Neck design for CNC equipment
  • Geometry includes high degree of relief to reduce friction and wear
Recommended Applications
  • Precision ground shanks to reduce run-out
  • For fast tapping and rigid computer controlled setups
  • For machines with synchronized tapping
  • For mild steels < 200 BHn
  • All types of aluminum
  • Brass and brass alloys
  • Cast, ductile and maleable irons