Yamawa Strong Twist Groove JIS C-Shape 60° Center Hole Drill CESC 8X60°X22.4 CESC-8X22.4 1 Piece

Catalog number: CESC-8X22.4 Features: ●This is a strong twist groove JIS C-type center hole drill that is particularly suitable for soft materials and relatively sticky materials. Applications: ●Workpiece material: carbon steel, copper alloy, aluminum alloy. Specifications: ●Taper diameter (mm): 8 ●Shank diameter (mm): 22.4 ●Total length (mm): 90 ●Center hole angle (°): 60 ●Tip diameter (mm): 8 ●Drill diameter (mm): 8 ●Drill length (mm): 11.5 ●Surface treatment: Non-coated ●Blade length (mm): 11.5 ●Blade shape: Double-edged ●Non-coated ●Blade shape: Double-edged Material/Finish: ●High-speed tool steel (HSS)