Blades made of heat treated 8650 alloy steel (nickel-chromium-molybdenum) that is chrome plated to resist corrosion. Rotating cap; Facets fit palm, recess fits finger tip, driver tip size shown on cap and 600 and 700 series handles. Color coded ring identifies type of tip. Includes two (2) Slotted screwdrivers: 3/32" with 1-1/2" blade, 1/8" with 2-1/2" blade, three (3) Phillips screwdrivers: No. 00 with 1-1/2" blade, No. 0 with 2-1/2" blade, No. 1 with 2-1/2" blade. Carded.