Gardner Bender DualCheck 2-in-1 Tester VD7504GFI bushing guides for 1/4-inch 3/8-inch

bushing guides for 1/4-inch 3/8-inch and 1/2-inch tenons

all rolled into one

Engineered to exacting standards of professional electricians

so you're always prepared

Gardner Bender DualCheck 2-in-1 Tester VD7504GFI bushing guides for 1/4-inch 3/8-inchEngineered to specifications required by professional electricians the innovative 2 in 1 DualCheck Tester from Sperry Instruments saves you time and money, while providing quality you can trust. This patent pending dual ended tester incorporates 2 of the most popular testers used by electricians, inspectors, technicians and homeowners into a single unit. Engineered with an exclusive design and latest technology GFCI Outlet Tester on one end and a 50