Set of 13 M35 HSS cobalt gold high-speed steel twist drill bits for high-speed metric drills, 1.5 mm - 6.5 mm, for drilling stainless steel

Premium Materials: M35 high-speed steel with 5% cobalt offers extended life compared to ordinary drill bits. Durable and strong for longer service life.

Heat Resistant: Our high-speed steel twist drill bits should be used at 1,500 RPM or higher for maximum efficiency. The straight shank provides a firm and precise hold, compatible with standard chucks and regular round collets.

Twisted Design and Performance: Precision 135° split point, gold oxide finish, and round straight shanks. Prevents runout, removes chips and particles faster. Product fully precision ground, ensuring chips move easily.

Professional Grade Item with a Wide Range of Uses: M35 high-speed steel with cobalt is best suited for reinforced materials.

Particularly effective for cutting hard metals such as steel, stainless steel, cast iron, high-temperature alloys, titanium alloys, plastics, and hardwoods, and can also be used on softer materials. Easy storage and use: Set of 13 M35 high-speed steel twist drill bits with cobalt, including the following sizes: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 3.2 mm, 3.5 mm, 4 mm, 4.5 mm, 4.8 mm, 5 mm, 5.5 mm, 6 mm, 6.5 mm. The 13-piece set is packaged in a plastic box for easy use and storage.