Lukas-Erzett Abrasives


iQ Series- V4 Master

V4 Master is the latest tool in our highly successful iQ series.

This highly efficient lamellar flap disc with patented lamella geometry offers outstanding cutting performance. Being extremely aggressive and durable, the V4 Master removes far more material than the highest performing products of our competitors.

The V4 Master excels thanks to its high edge retention, the deep recess around the bore ensures optimal use of grinding material.

The new iQ tool is a champion for rounding sharp edges. It can be used for a range of applications, including machining weld seams and removing scale.

Areas of application: rounding sharp edges, removing weld seams, removing scale.


  • extreme stock removal
  • good edge retention
  • deep recess around the bore long tool life