Dormer Plain Slot Drill, 5/16in Cut Diameter

HSCo-XP standard length flatted shank 2 flute slot drill for milling keyways and slots in most materials.

Manufactured from Powder Metallurgy Cobalt Steel for increased tool life and wear resistance
Superior edge strength and rigidity resulting in improved surface finish and slot consistency
Manufactured To DIN 327 Standards

Flatted Shank - HSCo

These slot drills have a parallel shank with flats, diameter tolerance e8 (undersize h10), 3 flute, short length, centre cutting, 30° spiral, HSCo 8%. They are to DIN327 form D. Applications include keyway and slot milling, and production of closed slots by ’plunge’ feeding.