Extremely lightweight, this useful tool comes with a variety of gadgets built in. It has the pry/nail puller, bottle opener, cord cutter, wrench opening for a variety of both standard and metric sizes. Schrade says: A versatile keychain rescue tool with many features packed in to a small, lightweight package. Features Strap cutter Bottle opener Flat head screw driver Pry tip Scraper end Wrench driver that accommodates sized from 1/4, 5/16, 3/8, 7/16, 1/2 METRIC 5,6,8,10,13 1/4 hex wrench Anti-scratch stonewashed finish Specifications Overall Length: 3.4 (8.8 cm) Body: 6AL-4V Titanium Weight: 2.6 oz.