Wolf Tooth Bottle Opener & Rotor Tool. Features: Grips the bottle cap like a wolf on prey and pops it right off every time Features slot for truing brake rotors and a large hole for a keychain or carabiner Made in the USA from 7075 T6 aluminum. 32g Specs: Description: bottle opener and rotor truing tool, red Remarks: Spider mis-printed with "+1mm" but is correctly manufactured with +2mm offset