HSS Steel Construction ----- High-speed steel construction for longer cutting edge life even at extreme temperatures.
Titanium Coating ----- Coated by titanium, this step drill set performs well in heat, corrosion and rust resistance.
Automatic Center Punch ----- Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force.
50 Size In 5 ----- The bits set includes five standard step drill bits that can replace 50 individual drill bits.
Extra-long (300mm long) straight brad point woodworking drill, set of 7 drills.
High-carbon steel, hardened by quenching heat, tough and durable
Three sharp points on top of the drill bit are designed to fix the drill point, prevent wondering and walking, perfect for drilling the extra thick wood.
In high-speed drilling, wood chips are powdered and it is mainly used to process small holes.
PREMIUM MATERIAL: Manufactured from 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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