The 6 piece screwdriver set is chrome plated to resist rust and is for general purpose use. They have carbon steel shafts for strength and durability and textured handle for secure grip. The 12 in 1 multi tool is made of stainless steel construction. The 6 piece set includes (4) standard screwdrivers 1/4 inch by 6 inches, 3/16 inch by 3 inch, 3/16 inch by 6 inch and 1/4 inch by 4 inch. Also contains (2) philips screwdrivers 4 inch #2 and a 4 inch #1. The 12 in 1 multi tool has: (2) files, standard pliers, wire cutter, long nose pliers, saw, medium slotted screwdriver, awl, can opener, phillips screwdriver, small slotted screwdriver and a knife.