Bosch Quick-Change 1/4 Hex Shank 305MM Extension Self Cut Spade Bit 2608587521 digital-measuring-tools At 169 mm it has

At 169 mm it has the shortest design in its class for optimum handling

Up To 60% More Power: 1

Designed to be shock and heat resistant

screwdriver bits

Bosch Quick-Change 1/4 Hex Shank 305MM Extension Self Cut Spade Bit 2608587521 digital-measuring-tools At 169 mm it hasExtended Reach when Drilling 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 extension is ideal for all applications with spade bits where extra length is needed. It has a 1 4 inch hex shank, and is intended for use with drill drivers. 1 4 Hex shank for use with three jaw drill driver chucks and hexagonal drill driver chucks.