High-speed steel tool: High-speed steel straight shank tool is good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. Reduced shank: Reduced shank drill expands the size range capacity of a portable drill chuck. Common flute and overall length for minimal adjustment during tool changes.
Black & gold oxide finish: Premium gold titanium and black nitride dual coating can apply lubricant better for smoother drilling and is more durable and corrosion-resistant. Versatile uses: For use in a wide range of stainless steel, aluminium alloy, iron, copper, brass and metal materials.