Yamawa Strong Twist Groove A-Type 90° Center Hole Drill CE-Q 0.5X90°X3.5 CE-Q-0.5X90X3.5 1 Piece

Catalog number: CE-Q-0.5X90X3.5 Features: ●This is a strong twist groove A-type center hole drill for 90° center hole processing, which allows for positioning and chamfering at the same time. ●Especially suitable for soft materials and relatively sticky materials. Specifications: ●Taper diameter (mm): 0.5 ●Shank diameter (mm): 3.5 ●Total length (mm): 35 ●Center hole angle (°): 90 ●Surface treatment: Non-coated ●Blade length (mm): 0.5 ●Blade shape: Double-edged ●Strong twist groove A-type 90° center hole drill Material/Finish: ●High-speed tool steel (HSS)