[2n2r5] posted up a mechanism that we’d never seen before — a threadless ballscrew that turns rotational into linear motion with no backlash. It works by pressing the edge of three bearings ...

SM-MS8-3213. Guillotine Variable Rake 3200mm x 13mm Capacity, P40T CNC Touch Screen Controller, CNC Blade Gap, Angle 1000mm Ballscrew Backgauge Positioning Heavy Duty Industrial Model.