Yamawa Strong Twist Groove JIS R-Type Center Hole Drill CEIR 1.6XRX4 CEIR-1.6XRX4 1 piece

Catalog number: CEIR-1.6XRX4 Features: ●The groove has strong twisting, 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): 1.6 ●Shank diameter (mm): 4 ●Total length (mm): 35.5 ●Center hole angle (°): 60 ●Tip diameter (mm): 1.6 ●Drill diameter (mm): 1.6 ●Rmax (mm): 5 ●Rmin (mm): 4 ●Blade shape: double-edged Material/Finish: ●High-speed tool steel (HSS)