Ideal for accessing deep-seated bolts that have been fitted with knurled bodies for extra grip, these bit sets are suited for professional use. Made from S2 chrome vanadium steel and supplied on storage rail. Can be purchased with either hexagonal bits or TX to suit your preferences. Features and Benefits • Manufactured from chrome vanadium steel making for a robust product • Available with either hexagonal or TX bits depending on your needs • Supplied on a handy storage rail for ease of organisation and component selection Typical Applications • Automotive • Engineering • DIY • Construction • Plumbing