Yamawa Weak Twist Flute A-Type 90° Carbide Center Hole Drill C-CD-Q 4X90°X10 C-CD-Q-4X90X10 1 Piece

Catalog number: C-CD-Q-4X90X10 Features: ●This is a weak-twist groove A-type center hole drill for 90° center hole processing, which can perform positioning and chamfering at the same time, and is particularly suitable for hard materials and mass production processing. Specifications: ●Taper diameter (mm): 4 ●Shank diameter (mm): 10 ●Total length (mm): 65 ●Center hole angle (°): 90 ●Surface treatment: Non-coated ●Blade length (mm): 4.5 ●Blade shape: Double-edged ●Blade length (mm): 4.5 Material/Finish: ●Ultra-fine grain carbide alloy (HF)