Yamawa Coated Strong Twist Groove A-Type 90° Center Hole Drill CE-Q V 3X90°X7.7 CEQV-3 1 Piece

Catalog number: CEQV-3 Features: ●The groove has a strong twist, making it suitable for soft and sticky materials. Applications: ●Cutting materials: carbon steel, alloy steel, tool steel, cast iron, copper alloy, aluminum alloy. ●Center hole processing. Specifications: ●Taper diameter (mm): 3 ●Shank diameter (mm): 7.7 ●Total length (mm): 55 ●Center hole angle (°): 90 ●Surface treatment: TiN coating ●Blade shape: double-edged Material/Finish: ●High-speed tool steel (HSS)