Trend 46/101X1/2TC Guided profiler 25.4mm dia x 45mm cutWith bearings mounted on end of cutterProfiler with shank mounted bearing guides.For use with router mounted above or below a table when following a template. For profiling and rebating applications only. Not for plunge cutting/grooving. A 3mm maximum overlap should be left before trimming. Refs. 46/910 and 46/91 have a shorter cutter lng. for use on thin boards. They are ideal for template making.Specification-D=1 inchD=25.4 mmC=45 mmB=25.4 mmA=90 deg.Shank Diameter=1/2 inch