The Vessel ToolIMPACT BALL Torsion Bit 10+1-pc Set, No. IB11P02U, comes in a pop-up case. The product includes +1, +2, +3, SL6, SQ2, T10, T15, T20, T25, T30, and 1/4" hex bit holders with C-ring retainers. The set also features magnetized tips, high wear-resistance, durable bits made from VoHA material, and the highest hardness (62 HRC) created by in-house optimum heat treatment.