The Bosch Expert 2608902109 SelfCut Speed Spade Wood Drill Bit is ideal for making fast holes in softwoods, chipboard and particleboard, such as drilling single studs for cabling or dowel installation on railings. It has an advanced paddle design that delivers extra speed for drilling into wood. On top of this, its Bosch patent threaded tip draws the spade bit into the wood with only light pressure, making it useful in tight spaces. What's more, it is perfect for electricians since it is convenient when drilling through blind holes for cabling, dowels and other hardware installations.6 Piece spade bit set self cut set including 13, 16, 19, 20, 22 and 25mm flat bits for wood.FeaturesExtremely fast holesSelf-feeding threaded tip provides high-speed drilling with little exertionEasy to use in tight nichesUp to 3x faster than a standard drill bitHigh quality branded canvas wrap to store drill bitsOffers efficiency and convenience to tradesmen who need to drill through holes or blind holes for cabling, dowels and other hardware installationsSelf-feeding thread for effortless drilling and speedClever wave-shaped spade designed for fast chip removalHex shank for maximum power transfer in standard three-jaw drills and hexagonal drill driver chucksIncludesDiameter (D) (mm): 13.0 / 16.0 / 19.0 / 20.0 / 22.0 / 25.0Canvas wrapBosch Expert Range of AccessoriesEach EXPERT accessory is backed by an innovative Bosch Technology that ensures it is the best your tool can get.Our new top performance range for all tradesLonger, tougher, faster: Up to 100x better performanceAdvanced technologies for the toughest applicationsWhy is Bosch Carbide Technology Better?Bosch Carbide excels in the toughest jobs, offering up to 50x longer accessory life.Carbide Technology features advanced design and manufacturing techniques for unbeatable performance and durability. This makes Bosch Carbide accessories an excellent.