Dormer G171 16.50MM HSS TiAlN Straight Shank 100DEG Countersink

100 degrees Angle - designed to chamfer holes to accommodate special fasteners with 100 degree heads Premium HSS material - can be used for chamfering holes in many materials including steel, aluminium, stainless steels Reduced plain shank - allows large diameter countersinks to be held in standard holders and chucks Titanium Aluminium Nitride coating - increases service life of the countersink, improved performance when used for extended periods at high speed Versatile product - can be used in both machine and hand held applications