Omega Products Back Stop Screws are purpose-built accessories for ER collet chucks. They provide reliable support and precise workpiece positioning to help you achieve consistent machining results across milling, drilling, and other operations. Designed with durable materials, precision threads, and a secure locking mechanism, these screws install quickly and stay locked during cutting, reducing setup time and boosting productivity on the shop floor. Precise positioning and secure hold: Ensures consistent alignment of the workpiece during milling or drilling, reducing runout and improving part accuracy. Durable, wear‑resistant construction: Built to withstand repeated clamping and tool contact, extending service life and lowering replacement costs. Ergonomic, quick‑lock design: Allows fast adjustment and secure locking, speeding up setups and minimizing downtime. With Omega Back Stop Screws, you gain stable reference points that support repeatable results, faster setups, and reliable performance across a range of machining tasks. This leads to tighter tolerances, improved surface finish, and increased overall productivity in your ER collet chuck workflows.