Diablo 1/2 In. x 18 In. Installer Bit Ratcheting Screwdriver A reduced swing width allows

A reduced swing width allows for smoother material removal and less cutting resistance

Foam Insulation: Yes

4" x 4" flexible coupling with 2 stainless steel clamps

Fiberglass rails are non-conductive for working near electricity

Diablo 1/2 In. x 18 In. Installer Bit Ratcheting Screwdriver A reduced swing width allowsUltra sharp tip for fast straight holes in clean wood or stacked lumber Black oxide coated flutes for fast chip removal 3 Flat Shank eliminates spinning in drill chucks Small hole in flute for easily pulling wires and cables through walls, ceilings and floors Extended length for access in hard to reach areas Maximum performance in cordless and corded drill drivers