Omega Products Standard Reduction Sleeve for Slotted Boring Bars is a precision adapter that provides a reliable, stable interface for your tooling setup. With an outside diameter of 50 mm and an inside diameter of 16 mm, this sleeve is designed to fit a broad range of slotted boring bars, making tool changes quicker and setups more repeatable. Ideal for workshops and production environments, the sleeve’s slotted design helps secure the boring bar and maintain alignment under load, delivering consistent hole sizes and smoother finishes across multiple parts. Built to withstand daily use in demanding machining tasks, it supports accurate, dependable results project after project. Broad compatibility with slotted boring bars: Designed to fit a wide range of standard slotted bars, enabling easy swaps without changing the entire holder. Concentric, repeatable accuracy: Tight tolerances on the inside bore ensure a secure fit and minimal runout for consistent machining results. Durable construction for rugged use: Crafted from robust materials to resist wear and provide long service life in busy workshop environments. This reduction sleeve helps streamline workflows by enabling fast changeovers, maintaining precise tolerances across jobs, and extending the life of your boring bar assemblies. Rely on steady performance and predictable results from setup to finish.