This multi-tool has everything you need to make quick, gig-saving adjustments on the fly, featuring hex wrenches, screwdrivers, and a precision ruler for tremolo, action, pickup height, and other basic tweaks using both metric and imperial units. Less than 3” long: fits in your pocket. Both imperial and metric hex wrenches: 1/20”, 1/16”, 5/64”, 3/32” and 1/8”; 1.5mm, 2.5mm and 3mm. #1 & #2 Phillips screwdrivers. 2.5mm and 5mm slotted screwdrivers. Ruler for precise measurements. Bottle opener. Yellow.