ProTool 20007 Large-Size Industrial Torx Star Driver Bits T40 T45 T50 T55-5/16 Shank - S2 Steel - Taiwan(4 Piece), Metal Go to amazon.com Related posts Top recommendation for t50 torx Feature4 piece torque bit setWith-40, with-45, with-50 & with-55 Description4 piece torque bit set - t-40, t-45, t-50 & t-55