Precision-engineered for optimal performance, these Hertel shims for indexables are designed specifically for external turning applications. Featuring a 3/8" inscribed circle with a diamond shape, these IVSN style shims provide negative rake with a neutral cut for versatile machining operations. Each shim measures 1/8" thick, offering durability and stability during use. This convenient 5-pack (Part #8000177) ensures you have replacement shims on hand when needed. Manufactured by MSC Industrial under the trusted Hertel brand, these high-quality shims are essential components for maintaining accuracy and efficiency in your machining processes. Ideal for professional machinists and industrial applications where consistent, reliable performance is required.