PRO-CURVE cutting edge for greater control Triple-ground, flame-hardened Japanese Teeth for fast and clean cuts in hardwood Reinforced Universal Fit OPEN-LOK anchor for better strength and control Universal Fit OPEN-LOK Anchor fits all major brands of non-starlock tools Protective black oxide coating for corrosion resistance Long lasting laser etching for clear and easy blade identification Cut-away blade body shape for fast plunge cuts 1-3/8 in Cutting Width