Description of π© High-performance HUAZHICHUN Titanium Twist Drill Bit for Precision Drilling
HIGH QUALITY:This drill bit set is constructed of high speed steel with a titanium nitride coating, which give it very high surface hardness to help penetrate tough materials while highly corrosion resistant reducing friction between bit and workpiece. PERFECT SIZE FOR YOUR NEEDS: This drill bit set includes 1/16 2PCS ,5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 1/4, 5/16,3/8, and 1/2 inch bits that comes in a metal index case for easy storage. HIGH SPEED: These drill bits come with a twist design to increase cutting speed with an angled tip that is a 135 degree split point for precise self-centering and designed to cut holes faster as it prevents walking, clears chips and particles faster. WIDELY USE: These drill bits mainly used for drilling wood and plastic, occationally for drilling soft metal like aluminium. Economic choice for home DIY, building and engineering use etc. PREMIUM SERVICE: Our tool set are made of the highest quality high carbon materials and quenching treatment. If you have any problems during using our product. Contact our Professional after-service team via email. Our after-sale Team will get in touch with you and timely solve your problems.