Bosch Expert Self Cut Speed Flat Spade Drill Bit Set Hex Shank x6 Pcs 2608900333 6 Piece spade bit set self cut set including 13, 16, 19, 20, 22 and 25mm flat bits for wood. FEATURES High quality branded canvas wrap to store drill bits Offers efficiency and convenience to tradesmen who need to drill through holes or blind holes for cabling, dowels and other hardware installations Self-feeding thread for effortless drilling and speed Clever wave-shaped spade designed for fast chip removal Hex shank for maximum power transfer in standard three-jaw drills and hexagonal drill driver chucks CONTENTS Diameter (D) (mm): 13.0 / 16.0 / 19.0 / 20.0 / 22.0 / 25.0 Canvas wrap