With the Facom 222A.TJ32 metal drill bit set, you drill with exceptional precision into steel up to 800 MPA, stainless steel, cast iron, and aluminium alloys. This 32-piece set contains 20 ground twist drill bits from 1 to 10.5 mm alongside 12 dedicated sizes for tapping and riveting. This allows you to drill exact pilot holes for metric thread taps or blind rivets without guesswork, preventing broken taps. Featuring a standard cylindrical shank, the bits fit easily into any standard drill chuck. The sturdy 170 x 110 x 50 mm metal case keeps every bit organized and ready for workshop or maintenance tasks.