Countersink Drill Bit Set, High Speed Steel 5 Piece 82 Degree 5 Flute Hex Shank Cutter Bit Set

Countersink Bits Kit Description: Our 5-piece nitriding countersink bits set offers a range of sizes to meet various drilling needs. The set includes drill bits with diameters of 1/4, 3/8, 1/2, 5/8, and 3/4 inch, all neatly packaged in a Gift Box for easy storage and transport.

Material & Durability: Made from M35 cobalt metal, our countersink bits are crafted from high-quality alloy steel and undergo multiple manufacturing processes for enhanced durability. Each countersink is coated with a blue oxide coating to prevent corrosion, ensuring superior quality and longevity.

Efficiency Improvement: Featuring a 5 flute design, our M35 cobalt countersink bits offer efficient debris removal, resulting in smoother and cleaner countersinking. These bits excel in tasks such as deburring, chamfering, and countersinking across various woodworking projects.

Compatibility: The 1/4in hex shank countersinks are suitable for both handheld and stationary drills. They fit securely in drill chucks on most power drills and drivers, providing convenience and user-friendliness for woodworkers and DIY enthusiasts. The Rotary countersink bit can handle speeds of up to 6000 RPM to prevent breakage.

Versatile Drilling Capability: Our precision grinding countersink drill bits can be used to drill holes in most workable thin metals, copper, aluminum, iron, carbon steel, plywood, softwoods, hardwoods, fiberglass plastics, and mild steel. Note: For chamfering on metal, pre-punched holes are recommended.

Customer Service: While our products undergo strict quality inspections, unforeseen issues due to accidental factors may arise. If you experience any quality problems, please contact us through Amazon, and we will promptly replace the defective item with a new one.

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