Yamawa Strong Twist Groove A-Type 90° Center Hole Drill CE-Q 0.9X90°X4 CE-Q-0.9X90X4 1 Piece

Catalog number: CE-Q-0.9X90X4 Features: ●This is a strong twist groove A-type center hole drill for machining 90° center holes, and can perform positioning and chamfering at the same time. ●Especially suitable for soft materials and relatively sticky materials. Specifications: ●Taper diameter (mm): 0.9 ●Shank diameter (mm): 4 ●Total length (mm): 35 ●Center hole angle (°): 90 ●Surface treatment: Non-coated ●Blade length (mm): 0.9 ●Blade shape: Double-edged ●Strong twist groove A-type 90° center hole drill Material/Finish: ●High-speed tool steel (HSS)