FeaturesDeburrs inside and outside edges of 1/2 in, 3/4 in and 1 in thin wall conduitHooded tip tightens EMT fitting set screws without slippingSquare tip seats much more quickly on fitting screws than slotted versionHead removes and is interchangeable with IDEAL® 7-in-1 Twist-a-Nut™ screwdriver shaftHead can be used in drill or cordless screwdriverPatented Wire-Nut® wire connector wrench in handle end eases installation of twist on connectors