Enhance your machining precision with Hertel's high-quality shims for indexable cutting tools. This 5-pack of diamond-shaped external turning shims features a 1/2" inscribed circle and 3/16" thickness, designed specifically for ICSN-style tooling applications. Engineered with negative rake and neutral cut characteristics, these shims provide optimal support for your indexable inserts during external turning operations. The robust construction ensures stability during machining processes, helping to extend the life of your cutting tools while maintaining consistent performance. These Hertel shims (Part #8000162) are manufactured to precise specifications by MSC Industrial, guaranteeing compatibility with corresponding indexable tooling systems. Ideal for professional machinists and industrial applications where reliability and accuracy are paramount.