Made of proprietary steel and heat treated to control hardness, the SHOCKWAVE ™ Impact Duty μύ guide nozzles feature an innovatively designed geometric shock absorber to extend life._x000D__x000D_The forged tip allows secure grip and maximum contact, eliminating stripping or slipping. The SHOCKWAVE ™ Impact Duty accessory range, widely aimed at wireless network users, is not only ideal for heavy-duty applications, but provides a complete system solution for all user drilling and mounting needs._x000D__x000D_Comes in a compact storage compartment with the following contents:_x000D_4 x 25mm Phillips Bits: PH1, PH2 (x2), PH3_x000D_4 x 25mm Position Bits: PZ1, PZ2 (x2), PZ3_x000D_12 x 25mm TORX Bits: TX10 (x2), TX15 (x2), TX20 (x3), 2 x TX25 (x2), TX30 (x2), TX40_x000D_7 x 25mm Bits TORX Security: TXBO7, TXBO8, TXBO9, TXBO10, TXBO15, TXBO20, TXBO25_x000D_4 x 25 mm Hex Bit: 3, 4, 5, 6 mm_x000D_1 x SHOCKWAVE 1/ Lock bit support 1/4 inch x 73 mm