3/8" Self-Feeding Spade Bit – Electrical Distributor Tool The 3/8" Self-Feeding Spade Bit by Greenlee is designed for efficient boring in hardwood, softwood, plywood, and drywall. Its innovative self-feeding mechanism reduces user effort and vibration, making it suitable for electrical distributors and lighting solutions requiring precise hole drilling. The bit features a unique tapered design that allows for existing hole enlargement and includes a hole at the top center for wire pulling. It is compatible with 1/4" (6.4 mm) or larger power drills, making it a reliable tool for wire and cable installation and general electrical trade applications. Specifications Application: Bore hardwood, softwood, plywood, and drywall Bit Diameter: 3/8 in (9.5 mm) Overall Length: 6-1/4 in (158.8 mm) Shank Size: 1/4 in (6.4 mm) Shank Type: Hexagonal Type: Self Feeding Weight: 0.090 lb (40.8 g) 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 replacement Forged and heat treated for long life and durability Hole in top center of bit for wire pulling Compatible with 1/4" (6.4 mm) or larger power drills P.O.P. packaged for professional use Downloads & Links Spec Sheet Spec Sheet