Stainless steel: made of stainless steel, corrosion resistant, polished surface, round and durable, not easy to rust The latest version upgrade: 2020 New multifunctional snowflake function Upgraded 18-in-1 snow tool, suitable for military and outdoor CDE or daily tool enthusiasts Portable and convenient tools: More than 18 uses are waiting for you Feel free to add: open beer bottles, turn screws, repair skis, bikes, toys, etc. Packing list and size: Comes with a free keychain and a black fabric bag; 2.5 inches / 6.3 cm long, 0.18 pounds / 82 grams 8mm HEX /7mm HEX / 6mm HEX /5mm HEX/ 4mm HEX /3mm HEX/SLOTTED SCREWORNER & BOXCUTTER / 3 PHILLIPS / BOTTLE OPENER /TWINE KNIFE/ OUTER HEX 13mm / OUTER HEX 11mm / OUTER HEX 10mm / OUTER HEX 9mm / OUTER HEX 8mm / OUTER HEX 7mm / OUTER HEX 16mm / HOOKS/ KEYHOLE