Master Mechanic, 11 Piece, 1/4 and 3/8 in Drive, Torx Bit Socket Set 5 1/4 in drive Torx bit sockets T9, T10, T15, T20, T25 6 3/8 in drive Torx bit sockets T27, T30, T40, T45, T50, T55. Features. MM Stainless Steel Torx Socket. Pack of 6. 11 PieceSpecifications. Size 0.25 x 0.375 in.. Finish Stainless Steel. Weight 0.82 lbs