Professional screwdriver bits for commercial or occasional use 33pc screwdriver and security bit set For use in cordless screwdrivers and drills with variable speed Suitable for the repair and maintenance of electronic / electrical and mechanical equipment Manufactured from chrome vanadium steel for strength and durability All the bits have a hex on the bottom so can be used straight in any drill or in the holder and due to them having a hex they won’t slip when in the drill, preventing the screws from being rounded off when used. Comes in a plastic compact case for easy storage and transportation Comes complete with magnetic bit holder which can either hold the bit or be used as an extension for access into restricted areas SET INCLUDES THE FOLLOWING • 9 x TAMPERPROOF TORX BITS - T8, T10, T15, T20, T25, T27, T30, T35 and T40 • 6 x IMPERIAL HEX KEYS - 5/64", 3/32", 7/64", 1/8", 9/64" and 5/32" • 6 x METRIC HEX KEYS - 2mm, 2.5mm, 3mm, 4mm, 5mm and 6mm • 4 x TRIWING BITS - No 1, 2, 3 and 4 • 4 x SPANNER SIZES - 4, 6, 8 and 10 • 3 x TORQ SET - 6, 8 and 10 • 1 x 55mm magnetic bit holder suitable for use in any drill