Work faster and smarter with the SpinLOCK Unviersal Arbor, with Daredevil® Multipurpose Pilot Bit. The universal arbor fits all brands and sizes to simplify diameter changes, facilitates faster plug removal and enables tool-free accessory install. It’s made to let you change hole saws in seconds. Just attach, spin and lock. The pilot bit is designed for a variety of materials, drilling in wood, metal and plastic. The universal 1/4 In. quick change allows the user to easily and quickly switch out pilot bits. The Daredevil® bit offers sharp ground cutting edges designed for advanced performance. It has steep flutes with ribs for fast material removal in multiple materials and a no-skate tip design for accurate starts.