Neiko 10287A Extra Long Torx Bit Socket and Deep External Torx Socket Set | 60-Piece Set | S2 and Cr-V Steel DURABILITY: bits made of premium S2 alloy steel for superior hardness that reduce wear-outs and insure longevity TORQUE STRENGTH: high strength chrome vanadium steel sockets provide superior torque for greater turning power with mirror chrome finish for corrosion resistance PRECISION BITS: precisely and automatically machined bit tips to ensure accurate size, chamfered bit ends insert smoothly into fasteners and protect both bits and fasteners from damaged edges Extra long length bit and sockets reach fasteners in the deepest recesses and tightest spot ORGANIZED STORAGE: set includes a sturdy plastic organizing case for secure storage and easy carrying INCLUDES: 17pcs torx star bit sockets from T6 to T70, 17pcs tamper-proof torx bit sockets from TT6 to TT70, 12pcs torx plus bit sockets from TP8 to TP60, 14pcs external torx sockets from E4 to E24