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Get it between 2025-07-30 to 2025-08-06. Additional 3 business days for provincial shipping.
Premium Quality: Crafted from M35 Cobalt High Speed Steel with cobalt coating, our countersink drill bits boast unparalleled toughness, high temperature threshold and long-term durability, delivering consistently exceptional results
Impressive Performance: Used after pre-drilling for screws or deburring holes as well as chamfering the edge of a part, they cut cleanly and are chatter-free. The cone tip assures accurate centering, also the enlarged spiral flute prevents chips from clogging and ejects chips rapidly. Designed to handle tough materials like stainless steel and other high-performance alloys
Versatile Application: Our drill bits are compatible for use with a range of drilling machines, table drills, milling machines, cordless drills and impact drivers. Perfect for machinists, DIY enthusiasts and homeowners
Portable and Convenient: Our countersink chamfer tools come with individual storage cases for easy portability. Say goodbye to lost bits and restless searches for the right tool
Comprehensive Set: This set includes 4 drill bits in varying sizes, with each of the 2-5MM, 5-10MM, 10-15MM and 15-20MM countersink chamfer tools included, providing you with a complete package for all your drilling needs
Features: M35 HSS Cobalt Steel, Round Shank Fits Most Drill, TIAIN Coating Up to 1500°F Drilling Guidance: 1. Drill a pilot hole for installing the screw first. 2. Select the proper size chamferring knife to ream. 3. Install the screw until it perfectly fits the hole.