NORTOOLS 13 PCS HSS TiN Twist Drill Bits 1/4 Inch Quick Change Hex Driver Set for Wood Plastic Aluminum Alloy 1/16-1/4 Inch

• 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.
• Organized Holder - A drill bits holder with size index is included in the set for easy storage and organizing. The drill bits set fits the maority of brands currently on the market.

Specifications: Material: HSS, Titanium Coating Angle Point: 135 Degree Flute Type: Spiral Shank Type: Hex Shank Set Includes: Retailed packaged 13 pieces twist drill bits, include 1/16",5/64",3/32",7/64",1/8",9/64",5/32",11/64",3/16",13/64",7/32",15/64",1/4" High Speed Steel: High speed steel construction provides ultimate durability and the titanium coating ensures a longer service life so that the drill bits last through multiple uses. Twist Design: The split point tip and twist design increases cutting speed while easy self centering prevents walking. Say bye to all those chips and particles, with the twist design the drill bit can quickly clears them out, and leaves a clean, smooth hole. Notice: Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.