Trx p security trx ts bit set 23pc 1 4 3 8 sq drive sealey premier ak6226 set comprises six sided trx p and five sided security trx ts bits manufactured from s2 chrome vanadium steel trx p fixings are now common place 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 minimises wear trx ts bits are suitable for a range