Bosch 12 In. Extension for Daredevil™ Spade Bits is engineered for professional users who demand speed, ease of use, and superior hole quality. Featuring a full cone threaded tip, this extension effortlessly pulls the bit through materials with less effort and vibration d to traditional spade bits. Its contoured paddle design ensures faster chip removal, while the hex shank equipped with a power groove minimizes slippage during operation. Experience drilling that is up to 10 times faster than conventional spade bits, making your work more efficient and precise. Model Number: