It has a 1/4-inch hex shank, and is intended for use with drill drivers. The 1/4-inch Hex-Shank Extension for Self-Cut Speed spade bits delivers extended reach when drilling. It offers two different extension lengths at 152 mm and 305 mm. This extens...

This spade bit has a 1/4-inch hex shank system and it is best for use with portable power drills. The Self-Cut Speed Spade Bit performs extremely fast hole drilling. Its self-feeding threaded tip enables the drill bit to effortlessly pull itself into...

Up to 3x faster than a standard drill bitSpade bits are a great accessory for electricians and other installation and buildings workers. What if they could be even faster and more efficient? With Bosch Tip Technology, they can.The Ex...