Countersink Drill Bit Set, M35 Cobalt Countersink 5 Pieces

Our 5-piece nitriding countersunk bits set includes a range of sizes to cater to various drilling needs. The set comprises drill bits with diameters of 1/4, 3/8, 1/2, 5/8, and 3/4 inch, all neatly stored in a Gift Box for easy access and transport.

Composed of industrial grade high-quality alloy steel, the M35 cobalt Metal countersink bits undergo multiple manufacturing processes, ensuring superior quality and longevity. Each countersink is coated with a blue oxide coating to prevent corrosion, further enhancing their durability.

Designed with a 5 flute configuration, these M35 cobalt countersink bits excel at efficient debris removal, resulting in smoother and cleaner countersinking. This feature makes them well-suited for deburring, chamfering and countersinking tasks across a variety of woodworking projects.

The 1/4in hex shank countersinks are compatible with most handheld and stationary drills, offering convenience and user-friendliness for woodworkers and DIY enthusiasts. The Rotary counter sink bit can withstand the high speed of the 6000RMP, reducing the risk of breakage.

Precision ground, these countersink drill bits can be used to drill holes in a wide range of workable materials, including thin metals, copper, aluminum, iron, carbon steel, plywood, softwoods, hardwoods, fiberglass plastics and mild steel. However, it's important to note that chamfering on metal requires pre-punched holes first.

While our products undergo stringent quality inspections, we understand that unforeseen issues caused by accidental factors may occur. If you encounter any quality problems, please contact us via Amazon, and we will promptly replace the defective item with a new one, ensuring your satisfaction.

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