18mm Reduced Shank Twist Drill Bit Black Nitride & Gold Titanium Coated HSS Drill Bits for Stainless Steel Alloy Metal Plastic Wood - 1/2 Inch Shank

High-Speed Steel (HSS) Reduced Shank Twist Drill Bits for Stainless Steel, Alloy, Metal, Plastic, and WoodVersatile Material Compatibility:Ideal for drilling into stainless steel, copper, aluminum alloy, iron, brass, wood, plastic, and other metals.Durable High-Speed Steel (HSS) 4341 Construction:Ensures exceptional strength, wear resistance, and long-lasting performance.Precision Engineering:CNC fine grinding with a double back angle for sharp cutting and faster drilling.Widened Chip Groove Design:Prevents blade burning by efficiently removing chips and reducing heat buildup during operation.Perfect for Multiple Applications:Compatible with hand drills, bench drills, and more, making it ideal for both professional and DIY projects.

• 45/64" Drill Bit Size: Cutting Edge Diameter : 18mm; Shank Diameter : 12.7mm / 1/2"; Cutting Edge Length: 76mm / 2.99"; Total Length : 152mm / 5.98"
• High-Speed Steel (HSS) Build: High-speed steel straight shank tool is good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
• Efficient Spiral Flutes: Provide neat and smooth cuts. Spiral groove facilitates the export of metal chip, saving time and effort in operation.
• Dual Coating for Durability: Gold titanium and black nitride dual coating can apply lubricant better for smoother drilling and is more durable and corrosion resistant
• Versatile Material Compatibility: Ideal for stainless steel, aluminum, iron, copper, brass, wood, plastic, and more. The stable round shank fits hand drills and bench drills, ensuring secure clamping without slipping.