Radiator Spud Wrench 1/2" Drive Valves Lugs Tank Connections 10-21mm

Professional tool for commercial or occasional use Designed for making to repair to most household radiator valves Suitable for a number of uses including the following Loosening or tightening down a spud nut on a toilet Installing a water heater Removing the spud on a floor radiator Turning the slip nuts on a P trap under a sink 1/2" Drive so will fit any 1/2" drive ratchet / power bar extension etc. Insert into radiator nipple until proper size is reached Pipe wrench can remove or tighten, prevents mashing of nipple Hexagonal sizes 5 Different sizes including 10mm / 11mm / 12.5mm / 16mm and 21mm Imperial equivalent sizes 3/8 / 7/16 and 1/2 Suitable for use on radiator valve trails / lugs / nipples and tank connectors etc. Manufactured from chrome vanadium steel for strength and durability Complete with pin groove