Dorman Thread Checker on a String

Save the guesswork, time and hassle of estimating the size of a nut or bolt needed for a repair. This durable, precision-engineered thread checker is a must-have tool for any workbench or service counter.

Product Features:

• Direct replacement - this handy thread checker saves the guesswork, time and hassle of estimating the size of a nut or bolt needed for a repair
• Convenient solution - this is a must-have, time-saving tool for every workbench or service counter
• Durable construction - made of quality materials to provide years of reliable service
• Quality assured - backed by a team of product engineers based in the United States