Pocket Size: Multi-tool which weighs only 2.3 ounces and just over 2" long is so easy to be taken along with and can be as a gift or a hanging drop. It comes with a key ring. It can be hung on a key or backpack. Key ring is designed to avoid the possibility of loss.^ 18-in-1 Snowflake Multi-tool: Slotted Screwdriver and Box Cutter, Rope Cutter, Bottle Opener, Key Hole, Phillips Screwdriver: Metric (millimeter) - 3; SAE (inch) - 1/8, Allen Wrench: Metric (millimeter) - 3-4-5-6-8-9; SAE (inch) - 1/8-5/32-3/16-1/4-11/32-6/16, Outer Hex Wrench: Metric (millimeter) - 7-8-9-10-11-13; SAE (inch) - 9/32-11/32-6/16-3/8-7/16-1/2^ Special Snowflake-Shaped Design: The unique snowflake shaped design of the allows us to creatively use nature's perfect shape to combine with functionality and design in our compact multi-tool.^ Multiple Use: This 18-in-1 snow tool can be used to open the beer bottle, turn the screw, fix snowboarding, bicycle, toys. It also can be used for outdoor activities, such as camping, boarding, rescue and something that might be used.