Omega Products Standard Reduction Sleeve - Slotted Boring Bar - Outside Diameter 25mm - Inside Diameter 14mm NCDC Drill Chuck With this BT40 End Mill

With this BT40 End Mill Holder

repeatable results with fewer secondary passes

ER32 interface: Secure ER32 collet system for precise tool holding and repeatable machining results

000 RPM with precise balance grades (G2

This combination of tight run-out

Omega Products Standard Reduction Sleeve - Slotted Boring Bar - Outside Diameter 25mm - Inside Diameter 14mm NCDC Drill Chuck With this BT40 End MillThe Omega Products Standard Reduction Sleeve for Slotted Boring Bars is a precision accessory designed to convert a 25 mm outer diameter tool shank to a 14 mm bore. Built for dependable performance in milling and drilling setups, it provides a secure, repeatable fit when paired with compatible slotted boring bars. Ideal for professional machine shops, fabrication floors, and serious hobbyists, this sleeves slotted design accommodates a range of