SF 25x1000WERB SF 25x1000 Linear Round Shaft 25 mm x 1000 mm Hardened Shaft for Linear Motion The WERB SF 25x1000 linear round shaft is a 25 mm diameter, 1000 mm long hardened and ground shaft for medium duty linear motion systems. It works with linear ball bearings and shaft supports to provide smooth sliding movement on CNC and automation equipment in Pakistan. As the authorised WERB linear motion partner, Abdul Traders stocks SF 25x1000 shafts for OEMs and