Machine bit set 48-cr-mo boxson. The set includes: Hex socket sizes 3, 4, 5, 6. Torx sizes T5, T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, T35. Chisel head sizes 3, 4, 5.5, 6.5. Phillips sizes 2pcs x 1, 6pcs x 2, 2pcs x 3, 2pcs x 1, 6pcs x 2, 3. Quadrilateral sizes s0, s1, s2, s3 and Tri-wing sizes 1, 2, 3, 4