General description DeWalt DT70751 Extreme Flat Wood Spade Bit Set includes a 9 Piece set designed for rapid drilling in wood, ideal for applications such as door locks, mortising, and electrical and plumbing work. The bits feature an extra thick robust steel shank for outstanding durability and chamfered outer cutting spurs for clean, fast drilling and extended life. The precision ground central point enhances material penetration and increases drilling speed. The set is packaged in a Medium ToughCase® that can be attached to existing Tstak cases for organized storage. Technical specifications 9 Piece Extreme Flat Wood Spade Bit Set 6 Piece Tri-Flute Impact Ready Auger Bit Set Tri-Flute design for faster chip ejection 1/4" hex shanks compatible with impact drivers and standard drills Heat treated for extra durability Compatibility and accessories Compatible with all standard Quick-Change extensions and ¼” hex bit adapters Includes ToughCase®+ storage solutions with multiple container