SWISS TECH New EDC 6 in 1 Stainless Steel Utili-Key Key Ring Chain Pocket Cutter Screwdriver Multi Tools Camping Survival Kit Material: 420 stainless steel Length: 7cm Width: 1.9cm Thickness: 0.3cm Weight: 11g Packing: Blister cardboard packaging Function: one word, from the cross, glasses with a small screw, opener, knife blade knife, flat blade knife Features: 1 with 6 kinds of function key tools 2 word from the cross from the opener and other multi-functional 3 stainless steel is not easy to rust 4 very easy to carry can be linked to the key ring 5 is the same size as a regular key