s11 speed the specialist for any standard and special tools - t-shaped design for easy one-side operation - motor-driven height adjustment - infinitely variable spindle drive from 2,000 to 12,000 rpm - schort work distanc......s11 speed the specialist for any standard and special tools - t-shaped design for easy one-side operation - motor-driven height adjustment - infinitely variable spindle drive from 2,000 to 12,000 rpm - schort work distance - axial infeed grinding spindle - measuring and checking on the machine: with the aid of a microscope, a projector or of ultra-modern video equipment - ideal for the maintenance of any standard and special tools such as step drills, rounding cutters, form drills and hobs