Bullet_point: ['135-degree, notch-point angle is self-centering, reduces walking, good for hard material and reduces pressure on cutting edges', 'Gold oxide to retain cutting fluid and prevent chip to tool welding', 'High-speed steel (HSS) containing cobalt is a good combination of toughness and hardness, for use on drilling through hard substances', 'Long length drill bits (also called taper length) have longer flutes and overall lengths than Jobber drill bits', 'Morse taper shank, for a secure and accurate tool-holding system']

Products with this attribute (1 total)