The Pexto SR-12 12″ manual slip roll is a great economical solution for small shops, vocational schools and more. The SR-12 comes with high carbon, precision turned rolls that are ground to high finish. All gears are fully enclosed in housings and the upper roll is lifted with a cam-lever for ample clearance and removal of a full length work piece. Wiring grooves in the bottom and rear rolls are 1/8″ and 1/16″.