• One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. • Comprises 6-sided TRX-P* and 5-sided security TRX-TS* bits manufactured from S2 steel. • TRX-P* fixings are now commonplace on new European vehicles such as Renault, Vauxhall, Citroen and Peugeot. • If a TRX-Star* bit is used on a TRX-P* fixing it can result in damage to the fastener and tool. Using the correct bit gives greater torque and minimizes wear. • TRX-TS* bits are suitable for a range of applications such as fuel injection pumps and air conditioning units. • Includes 1/4"Sq x 1/4" Hex, 3/8"Sq x 10mm and magnetic quick chuck bit adaptors. • Contents: TRX-P* Bits; TP15-TP60, Security TRX-TS* Bits; TS10H-TS60H, Drive Adaptors; 1/4"Sq x 1/4" Hex, 3/8"Sq x 10mm Hex, Magnetic Quick Chuck. • Supplied in storage case. • Lifetime guarantee*.