Fluke tlk220 suregrip industrial test lead set fluke fluke tlk220 p the fluke tlk220 suregrip industrial test lead set is ideal for industrial applications the fluke tlk220 suregrip set includes two sizes of alligator clips and sharp test probes for reliable connections test leads and a roomy carry case to hold and protect your meter and all your accessories all these accessories operate at 1000v cat iii 600v cat iv rated p fluke tlk220 suregrip industrial test lead set