Screwpop Ron's Utility Knife 3.0 Ultra Compact Stainless Steel Pocket Multi-Tool with Keychain and Carabiner Attachment plus Bottle Opener The worlds most HANDY utility knife: cut, slice, score and much more! Includes 4 step utility blade (uses standard blades from most any stores) Easy one-handed operation with lightweight sturdy compact body. Magnetically sticks to refridgerator, appliances, workshop machines and etc. Attaches to a keyring, carabiner clip, lanyard, backpack, bag, etc.