• HSS Titanium Coating: GMTOOLS hex shank drill bits with titanium coated high speed steel, increasing wear resistance and durability. The cutting edge is hardened and honed for sharpness, suited for wood, aluminum alloy, stainless steel, plastic, etc.
• Flutes Form and 135°Split Point: 135° Split Point makes drilling easy with less pressure and prevents drill bits from walking. Double U shape flutes clear chips effectively, decreasing friction and heat for a faster, cooler drilling process.
• Quick Change: 1/4" hex shank compatible with power screwdrivers, impact drivers, and other tools that accept 1/4" hex shanks, eliminates the frustration of shank spinning in chuck, easily locking into a chuck without slipping and falling off.
• Size: 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", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2", storage in a box with size index
• Quality Commitment: If for any reason you are not satisfied with your purchase, please contact us. We provide 30-day money back. 100% Satisfaction Guarantee for risk-free shopping! B0BW8TCDWW