Differential Pitch - TiN coated Set 90°
TiN coated 3 flute HSS Countersink Set 90° with differential pitching to reduce harmonics and improve surface quality in machine and hand held operations
▲ All sizes with 3 cutting edges and extremely irregular pitch, resulting in quiet running, excellent roundness and chatter-free countersinking giving the highest surface quality
▲ TiN coating and special HPC-TiN coating
▲ For a very long service life in almost all materials
▲ Greatly reduced axial and radial forces
▲ For DIN ISO 7721 and DIN 7991 countersunk head screws
