The sealey 13 piece impact security torx socket bit set delivers professional grade security fastener solutions for automotive and general engineering applications. This comprehensive socket bit set features drop forged one piece chrome vanadium steel construction, specially hardened and tempered to withstand the high torque demands of impact driver use. Each security trx star socket bit is manufactured to precise tolerances, with the centre pin designed to engage tamper resistant torx fasteners commonly found in modern vehicle assemblies, electronics, and security sensitive applications. The black oxide finish provides enhanced corrosion resistance whilst reducing glare during precision work. The set provides extensive coverage across two drive sizes, with six 1 4 square drive bits t10h through t30h ideal for smaller security fixings, and seven 3 8 square drive bits t40h through t60h for larger automotive and industrial applications. A 3 8sqf x 1 4sqm adaptor is included for enhanced versatility, enabling use of smaller bits with 3 8 impact drivers and ratchets. Supplied organised on two storage rails for easy identification and workshop organisation, this impact rated set is backed by a lifetime guarantee, demonstrating confidence in its professional grade construction. Features and benefits bull drop forged one piece construction for maximum strength and durability under impact use bull security trx star design with centre pin for tamper resistant fasteners bull black oxide finish provides corrosion resistance and professional appearance bull comprehensive 13 piece set covers t10h to t60h security torx sizes bull includes drive adaptor for cross compatibility between 1 4 and 3 8 tools bull supplied on two rails for organised storage and quick size identification bull lifetime guarantee for peace of mind specifications bull brand premier bull contents 1 4sq drive t10h, t15h, t20h, t25h, t27h, t30h, 3 8sq drive t40h, t45h, t47h, t50h, t55h, t60h, 3 8sqf x 1 4sqm adaptor bull drive 1 4, 3 8sq bull maximum length 40mm bull minimum length 25mm bull nett weight 0.37kg bull model no. Ak5585