High-quality CNC Boring Bar (Collar) Sleeves with Flange with our hardened and ground sleeves, offered in 16, 20, 25, 32, 40, 50, and 60mm outside diameters for straight shanks. Inner diameters range from 6mm to 50mm for straight shanks, with additional options in Morse taper to straight shank outer diameters. Elevate your precision in CNC machining.
