HSS Titanium Coating - Classic HSS construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean.
Flutes Form - 2 flutes form helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cooler drilling process.
Quick Change - 1/4 inch hex shank fits into all power tools more easily and securely, specially for locking into quick change chuck.
Meet Your Demands - Great drill bits set for metal/wood/plastic countersink. Suitable for Home DIY, and General Building/Engineering Use.
PREMIUM MATERIAL: Manufactured from 4241 high speed steel for strength and durability
STORAGE: Supplied in a plastic storage box for easy storage and transportation
Widely USED: The 135 fast cutting point is automatically centered and penetrates quickly with less pressure,The drill kit meets all your requirements, including all common size specifications for metal, wood, plastic
PROCESS TREATMENT: Titanium coated surface prevent rusting,which increase the hardness of the drill bit and reduces heat buildup, make the twist drill bit more wear-resisting for longer life
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