5-Piece 1/2 M35 Cobalt Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron, Wood and Plastic

The Cobalt Drill Bit With Tough Case is a versatile and high-performance drilling tool designed for a wide range of materials. The set includes 10 pieces of 1/2-inch cobalt drill bits, conveniently packed in a plastic box for easy storage.

Crafted with Industry-grade M35 High-Speed Steel containing 5% cobalt, these drill bits offer exceptional durability and longevity. The smooth surface, high grinding precision, and sharp edges ensure efficient and precise drilling, making them ideal for use on stainless steel, iron castings, copper, aluminum, and other soft metals, as well as plastics and wood.

The drill bits feature a 135-degree standard industrial double rear edge angle, which promotes self-centering to prevent walk-off and faster chip removal. The double spiral cutting slot design provides a large capacity cutting space, resulting in enhanced cutting performance and improved drilling efficiency.

One of the standout features of these cobalt drill bits is the unique Tri-flatted shank end, which locks onto a 3-jaw chuck more tightly and securely, effectively eliminating slippage during operation. This design ensures a stable and secure grip, allowing for precise and controlled drilling even under demanding conditions.

The more than 1/2-inch reduced shank is compatible with a wide range of drill presses and power tools on the market, making these cobalt drill bits a versatile choice for both professional woodworkers and DIY enthusiasts.

Overall, the Cobalt Drill Bit With Tough Case is a high-quality, durable, and reliable drilling solution, ideally suited for precision work on a variety of hard materials. Its exceptional performance, combined with its secure shank design and convenient storage, make it an essential addition to any workshop or toolbox.

product information: