Product Description Alpha Onsite Plus Step Tip Step Drill 6-30mm 9STQRM6-30SD Features Unique patented step tip design eliminates pre-drilling AlTiN Coated for longer sharpness & tool life Unique drill composition greatly decreases cutting heat & edge wear Dual cutting edges drill 3x faster, producing burr-free holes up to 3.5mm ¼" Quick-Change suits cordless drills & impact drivers
