uxcell 21/32" Drill Bit 1/2" Reduced Shank 3-Flat M35 Cobalt 5% High-Speed Steel Twist Black and Gold Finish 135° Drill for Hard Metal Stainless Steel

uxcell 21/32" Drill Bit 1/2" Reduced Shank 3-Flat M35 Cobalt 5% High-Speed Steel Twist Black and Gold Finish 135° Drill for Hard Metal Stainless Steel

SIZE: Cutting edge diameter: 21/32 inch, shank diameter: 1/2 inch, flute length: 3 inch, small and easy to carry, suitable for various material. Package Content: 3Pcs x Reduced Shank Drill Bit MATERIAL: The drill bits are made from M35 high-speed steel, which contains 5% cobalt, resulting in higher hardness, making them highly effective for machining high-hardness materials and metals. The black and gold finish enhances the corrosion resistance and wear resistance of the drill bits, effectively extending drill bit's service life. 135-DEGREE SPLIT-POINT TIP: Provides excellent processing stability, is suitable for harder materials, and can effectively reduce the risk of cutting-edge chipping, improving drilling efficiency and hole quality. WIDE APPLICATIONS: The drills has excellent red hardness and wear resistance, making them suitable for high-hardness materials such as steel, alloy cast iron, stainless steel, iron, copper, aluminum alloys, and cast iron. They are also effective for use with plastics and wood. TIP: Select the appropriate coolant when running at high speeds when using M35 cobalt drills to prevent tool overheating and wear. Handle Type:
-Reduced Shank Drill Bit
-The reduced shank design allows the drill bit to fit into a smaller chuck, expanding its usability.
-This reduced design enables compatibility with various drilling machines, particularly portable electric drills and hand-held drills. If the drill works with hard materials, use a high-power drill or special equipment such as a drill press
-M35 Cobalt 5% High-Speed Steel drill bit can drill a variety of materials, including stainless steel, carbon steel after heat treatment, iron, aluminum alloy, copper, wood, plastic, etc., with strong adaptability, also including auto repair, modification, appliance installation repair

Specifications:
-Cutting Edge Diameter: 21/32"
-Shank Diameter: 1/2"
-Flute Length: 3 inch
-Total Length: 6 inch
-Split Point: 135°;

Material:
-Made from M35 high speed steel with 5% cobalt, the drills offer excellent wear resistance and are suitable for drilling a wide range of hard metals, including stainless steel, iron, copper, aluminum alloys and cast iron.

Surface Treatment：
-Black and gold surface treatments significantly enhance oxidation/corrosion resistance, extending drill bit service life.

Package Content:
-1Pcs x Reduced Shank Drill Bit