Style Name: Set Material Ø 20-25 mm Cutting Diameter 20 millimeters Millimetres Finish Type Chrome Shank Type Threaded Cutting Angle String 120 Degrees About this item Spade bits are a great accessory for electricians and other installation and building workers. What if they could be even faster and more efficient? With Bosch Tip Technology, they can. The EXPERT Self Cut Speed features the most advanced designs for spade bits, making it easy to use and highly practical for heavy professional users. Its threaded tip draws the spade bit into wood with only the lightest pressure from the user, which is especially helpful when drilling upside down or in tight niches. Its advanced paddle design ensures extra speed. The Bosch EXPERT Self Cut Speed Spade Bit offers efficiency and convenience to professionals who need to drill through holes for cables, pipes, and other hardware installations. Fast drilling is easy with Bosch Tip Technology, which uses advanced design features to make work as smooth and efficient as currently possible. Bosch patent drill bit features such as self-feeding screws mean tradesmen can make holes quickly and effectively without straining. Clever wave-shaped spade design supports faster cutting and chip removal. › See more product details