12mm Reduced Shank Twist Drill Bit with 10mm Shank for Stainless Steel Aluminum Alloy Metal Copper Plastic Wood, Made of High Speed Steel 4341

• Wide Range of Use: Can be used in stainless steel, aluminum alloy, iron, copper, brass, wood, plastic, and other metal materials.
• Precise Drilling: Sharp and spiral cutting edge provides neat and smooth cuts, helping you work more efficiently and get rid of glitches or scrap.
• High Durability: Made of tungsten steel material for anti-bending and anti-fracture durability, ensuring long-lasting use. Black & Gold Oxide Finish enhances lubrication and corrosion resistance, improving the overall performance of the drill bits.
• Cutting Edge Diameter : 12mm; Shank Diameter : 10mm / 0.39"; Cutting Edge Length: 85mm / 3.35"; Total Length : 156mm / 6.14"12mm wood drill bit
• Convenient Design: The reduced shank design expands the capacity of a portable drill chuck and the spiral groove facilitates the export of metal chip, saving time and effort in operation.

Reduced Shank Twist Drill Bits High Speed Steel 4341 for Stainless Steel Alloy Metal Plastic Wood Perfect for Drilling Steel, Copper, Aluminum Alloy; Made of High Speed Steel 4341; Suitable for use in stainless steel, aluminum alloy, iron, copper, brass, wood, plastic, and other metal materials; Suitable for hand drills, bench drills, etc.; Tri-flat on the shank of drills are constructed for tighter chucking maximizing security for precise holes. 118 degrees double back Angle fast drill CNC fine grinding double back angle, cut sharp and drill faster. Widened groove to prevent burning blade The widened chip groove is fast and efficient to prevent burning caused by accumulated temperature. Non-slip triangle drill handle design Triangular shank design with more stable clamping. Round shanks are part of the smaller sizes.