Supplied with a 10 piece impact screwdriver bit set, the Shockwave Knuckle is an impact rated bit holder which enables screws to be driven in awkward, confined and hard to reach places. Features and Benefits • Offset attachment for heavy duty impact applications • Impact rated: suitable for use with high torque impact drivers as well as cordless drill drivers • Compact design for improved access • Ideally suited to working in confined and limited spaces • Solid metal construction to absorb impact action • 0° and 30° positions • Hex shank: suitable for impact drivers, cordless screwdrivers and standard drill chucks • Includes 10 piece Shockwave impact screwdriver bit set Contents • Shockwave KNUCKLE Bit Holder • 1 x PH1 Screwdriver Bit • 2 x PH2 Screwdriver Bits • 1 x PZ1 Screwdriver Bit • 2 x PZ2 Screwdriver Bits • 1 x PZ3 Screwdriver Bit • 1 x TX15 Screwdriver Bit • 1 x TX20 Screwdriver Bit • 1 x TX25 Screwdriver Bit