Yamawa Weak Twist Groove A-Type 90° Center Hole Drill CD-Q 0.6X90°X3.5 CD-Q-0.6X90X3.5 1 Piece

Catalog number: CD-Q-0.6X90X3.5 Features: ●This is a weak-twist groove A-type center hole drill for 90° center hole processing, which allows for simultaneous positioning and chamfering. ●The groove has a weak twist, making it suitable for relatively hard materials. Specifications: ●Taper diameter (mm): 0.6 ●Shank diameter (mm): 3.5 ●Total length (mm): 35 ●Center hole angle (°): 90 ●Blade length (mm): 0.6 ●Blade shape: Double-edged ●Blade length (mm): 0.6 Material/Finish: ●High-speed tool steel (HSS)