1/2" Self-Feeding Spade Bit by Greenlee This 1/2" Self-Feeding Spade Bit is designed for efficient boring of hardwood, softwood, plywood, and drywall. It is suitable for electrical distributors and switchgear suppliers needing reliable wire and cable installation tools. The bit features an innovative self-feeding design that reduces effort and vibration, enhancing drilling performance in various construction and electrical applications. Specifications Manufacturer: Greenlee Manufacturer Part #: 34A-1/2 Length: 6 1/4 inches Product Weight: 0.1000 lbs UPC: 783310037125 Features Innovative self-feeding design reduces effort and vibration Unique tapered design allows existing hole enlargement 1/4" quick change hex shank for easy bit swapping Forged and heat treated for long life Suitable for use in 1/4" (6.4 mm) or larger power drills Hole in top center of bit for wire pulling P.O.P. packaged for convenience Downloads & Links Spec Sheet