Hot Rod Tips & TechDime Store Tools Posted on May 18, 2012January 30, 2020 by Steve Carpenter 18 May Caught in a jam with only a standard wrench to try and turn a metric bolt or nut? Spare change from your pocket, like a penny or dime, can be used to slide between the wrench and bolt, taking up the slack and allowing you to turn the fastener. Steve Carpenter Good For The Skin Not Sure If Your Charging?