Straddle type tool. Recommended for knurling type RAA, RGE 30º
and RGE 45º.
to the diameter of the workpiece by means of threaded spindle
exert pressure on the lathe bearings as the tool absorbs the stress.
the risk of torque in the workpiece, as the pressure of the knurls
compensate each other.
Conventional lathes and others.