Yamawa Strong Twist Groove JIS A-Type 90° Center Hole Drill CEQA 1X90°X4 CEQA1 1 Piece

Catalog number: CEQA1 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: ●Thread diameter (mm): 1 ●Shank diameter (mm): 4 ●Total length (mm): 35.5 ●Center hole angle (°): 90 ●Tip diameter (mm): 1 ●Drill diameter (mm): 1 ●Drill length (mm): 1.1 ●Blade shape: double-edged Material/Finish: ●High-speed tool steel (HSS)