The Vortex Shim (MD1103) is a precision spare part designed for turning tool holders and boring bars. From Vortex Tools, a Protool own brand, it helps you fine-tune tool geometry to achieve accurate cuts and consistent finishes across jobs.

This shim is built for a wide range of machinists—engineers, shop technicians, hobbyists—who rely on dependable tooling. Sourced from leading manufacturers, it delivers reliable fit and long-lasting performance when you need a ready replacement part.

• Precise tool-geometry adjustment: enables accurate alignment and clearance in turning tool holders and boring bars for consistent diameters and surface finishes.
• Durable, wear-resistant construction: designed to hold its tolerance under demanding shop conditions, helping reduce rework and downtime.
• Easy integration with standard tooling: crafted to fit common tool holders and boring bars, allowing quick replacement and minimal setup disruption.

Using the Vortex Shim helps you maintain stable setups, speed up changeovers, and extend tool life by preserving precise gaps and alignment. It supports repeatable results, smoother workflows, and higher overall machining quality.