EW Bolt Circle Tool

Bolt Circles Made Easy! - Eastwood Bolt Circle Tool. Accurately measure 5 lug bolt patterns from 4" dia. to 5-1/2" dia. on either wheels or axles at flea markets, home and shop. Wherever a bolt pattern is unknown. Precision molded of translucent plastic with dimensions molded in. Has a built in belt hook for carrying convenience. Made in USA.