Yamawa Long Shank Weak Twist Flute A-Type 60° Center Hole Drill CD-SL L100 4X60°X10 CD-SL-100-4 1 Piece

Catalog number: CD-SL-100-4 Features: ●The groove is designed to have a weak twist and the cutting edge of the countersink is parallel to the shaft, making it suitable for cases where precision is required for the center hole or when the work material is relatively hard. Applications: ●Work material: carbon steel, alloy steel, tool steel, cast iron, copper alloy, aluminum alloy. ●Center hole processing. Specifications: ●Taper diameter (mm): 4 ●Shank diameter (mm): 10 ●Total length (mm): 100 ●Center hole angle (°): 60 ●Blade length (mm): 4.5 ●Blade shape: double-edged Material/Finish: ●High-speed tool steel (HSS)