Draper expert 4pce draper tx star bit set draper expert 73730 b i expert quality i b sockets manufactured from chrome vanadium steel hardened tempered and satin chrome plated bits are made from chrome vanadium steel hardened and tempered with shot blast finish overall length including bit 100mm supplied on socket rail display packed br br b draper tx star products are compatible with 134 torx fixing systems b br br 134 torx is the registered trademark of camcar textron in