Description:

Chamfer tool: made of cobalt steel material, high hardness, rustproof, solid and durable. Countersink drill bit: this bits should use the bench drill , it is easy to shake and it will affect the chamfering effect if you use the hand drill.. Deburring bit: high hardness, smooth chip processing, can fulfill the chamfering, deburring, and cone processing.. Countersink bit: used for workpiece circular aperture chamfering or cone hole. Deburring tool bit: idea for cutting through plastic, aluminum, copper, stainless steel, aluminum plate, insulation boards, and pvc sheet, ect..