Trend 46/902X1/4TC Guided profiler 9.5mm dia x 12.7mm cutGuided profilerProfiler 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. They are ideal for template making.Cutter has a smaller diameter for tighter corners and double bearing guides.Specification-D1=3/8 inchesD1=9.5 mmC=1/2 inchesC=12.7 mmOverall lng.=51 mmB=9.5 mmA=90 deg.Shank Diameter=1/4