Tap and die sets include a gauge that calculates threads per inch. Select the corresponding die that matches with the reading on the thread per inch gauge, and set the die in the handle that comes with the set.
The IROC-Z model of the Chevrolet Camaro first made its public appearance in 1985 as an add on option to the 1985 Camaro Z28 model. But its origin began long before that. IROC stands for International Race of Champions which is an automobile racing series similar to what NASCAR is.
Based on the 2006 Camaro Concept and 2007 Camaro Convertible Concept, production of the fifth-generation Camaro was approved on August 10, 2006. The Oshawa Car Assembly plant in the city of Oshawa, Ontario, Canada, began producing the new Camaro which went on sale in spring of 2009 as a 2010 model year vehicle.