For hard-to-reach deep well bolts, REED offers extended sockets that are made of tool steel and are impact grade. Use extended sockets to tighten hex nuts on repair clamps, mechanical joint fittings, and saddles. Drive them with a 1/2" square drive impact wrench or hand tighten. Finish on sockets provides corrosion-resistance. REED hand tools are for the professional trade and are warranted against all failure due to defects in workmanship and materials for the normal life of the tool.2Extended length impact grade socket | Zinc phosphate finish | For hard-to-reach deep well bolts | Lifetime warranty