TiAlN Coating Cobalt Drill Bit Set 13Pcs for Hardened Metal, Stainless Steel, Cast Iron and Soft Materials

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1 13 PIECES: 1/16"-1/4"
2 10 PIECES: 1/8"-
3 10 PIECES: 1/4"-
4 5 PIECES: 3/8"-
5 5 PIECES: 1/2"🔨

This cobalt drill bit set is coated with TiAIN coating on each drill bit surface, providing faster cutting speed and the ability to cut harder materials compared to ordinary drill bits. The service life of the drill bits can be extended by nearly 5 times.

The HSS M35 cobalt drill bit set for hardened steel features a special design of multifaceted tip at the head, significantly improving drilling efficiency compared to ordinary drill bits. It is suitable for hardened steel with excellent cutting performance.

With 13 sets of drill bits including 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", this set can meet various needs such as cutting Hardened Metal, Stainless Steel, Cast Iron, and other soft materials.

The M35 cobalt drill bit is durable, sharp, and robust, suitable for cutting materials such as stainless steel, iron castings, copper, aluminum, soft metals, plastics, and wood.

For easy storage and sorting, the drill set includes drill holders with size indexes and is packaged in a small, strong metal box. If you have any questions, please feel free to reach out to us, and we will be happy to assist you.

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