The Original Einhell 39-piece bit drill set is a practical accessory for all standard drill drivers. The set contains 8 drill bits with different diameters (2/2.5/3/3.5/4/5/6/6.5 mm) and 24 of the most commonly shaped bits. The following bits are included in the set: PH1, PH2, PZ1, PZ2, PZ3, H4, H5, SL5, T10, T15, T20, T25, T27, T30 and T40. The set also contains 5 socket spanner inserts for screwing nuts, a quick-change bit holder and a countersink for flush countersinking of screws. The accessories set is supplied in a practical box. The bits (E6.3 Shank) and drill bits are compatible with all commercially available drills and cordless screwdrivers.