18" Impact Auger Bits
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This GREENLEE Impact Auger is designed to tackle even the toughest materials. Its low-friction PTFE-coating ensures fast, smooth operation with no chip packing, while its unique self-feeding screw point tip enables smooth starts and complete penetration. Its induction-hardened steel provides up to five times longer bit life, while the 7/16" hex shank offers quick-change adaptability to impact drivers. For deeper drilling, the hollow center flute offers superior chip evacuation.