Feature

●High quality materials: blades made of high quality alloy, waterproof and corrosion resistant, hardened HSS steel, blades sharper and more durable.
●CONVENIENCE: HSS drill bit set with spiral flute with a central drill quickly discharge the chips from the hole. It can effectively prevent dirt from retaining and improve the efficiency of drilling.


Description

Good Design Adjustable limits of round shank for a wider range of applications, stable clamping effect and easy operation.