The O.S.T.® Wrench 10™ is made from precision ground D2 steel and laser cut for precision. It scrapes clean carbon from the back of any 308 bolt neck, inside a bolt carrier, around the locking lugs and around the firing pin. The Wrench 10 has the ability to tighten a loose stock in the field and is designed to be able to attach to a single loop of MOLLE with supplied shock cord for convenient storage.

OST® and Wrench 10™ are the intellectual property of OST LLC. © Wrench 10 2020