The Vessel Tool IMPACT BALL Torsion Bit 30+1-pc Set, No. IB31P02U, comes in a slide case. The product includes +1, +2, +3, SL4, SL6, SL8, SQ1, SQ2, SQ3, T10, T15, T20, T25, T27, T30, T40, PZ1, PZ2, PZ3, H3, H4, H5, H6, H3/32, H7/64, H1/8, H9/64, H3/16, H7/32, H1/4, 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.