With the Bahco 9629-22 flat spade bit, you bore smooth 22 mm holes quickly into various types of timber. Ideal for running conduit and pipes through wooden studs or joists, it makes rough-in work straightforward and efficient. The positive cutting angle and outer spurs score the wood fibres first, ensuring fast cutting and continuous chip clearance. Thanks to the 1/4" hex shank, bit slippage in your drill chuck is eliminated, while allowing fast swaps in quick-change holders. Crafted from fully heat-treated high-carbon steel with a protective lacquer coating, this bit delivers the strength and durability required on demanding jobs.