This 15 piece Drill & Tap Set (M3-M12) is manufactured from hardened steel for increased hardness & a clean thread. The set
Includes:: a range of common tap sizes & the drill bit required for that size of thread. The set is suitable for use with plastics (use distilled water as coolant), steel, aluminium & other non-ferrous metals. The set is supplied in a metal tin for easy access & storage.