Smooth Rotation: rotary welding positioner boasts 120W high quality motor that runs at 0.5-6 rpm low speed for stable and smooth operation. With a load capacity of up to 55lbs/25Kg (vertical) or 110lbs/50Kg (horizontal), it offers excellent stability and supports efficient, precise welding. 0-90° Tiltable Worktable: The welding positioner turntable table can be tilted from 0-90° and securely fixed at desired angle with the hand wheel. Plus, the worm gear turning structure with self-locking function can accurately position and maintain the correct location of welding workpiece. Precise & Stable Positioning: Equipped with a 315mm KD200 three-jaw chuck, featuring 10-210mm clamping range and 80-190m supporting range, it effectively prevents the weldment pieces from moving and falling. Also includes a welding gun stand holder to secure the welding gun in place. Easy to Operate & Control: The welder positioning turntable table offers 0.5-6 rpm stepless speed adjustment