71-TX-40 Apex Torx Hand Driver including awls, drivers with self-contained insert bits, replaceable bit drivers and magnetic replaceable bit drivers. Special alloys have been developed that offer attributes suited to the specific demands of the aerospace and automotive repair sector. Quality design and construction give Apex Fastener Tools hand drivers a long service life and durability. Apex Fastener Tools hand drivers are specifically designed and manufactured for high impact use, and made from a tougher and more ductile alloy steel which is then heat treated for extra durability.