Insert router Cutter complete with two cutting flutes. Suitable for producing Chamfer cuts at various angles in softwood hardwood and man-made boards. Cutting Angle Can be adjusted in 7.5° steps by using a notched scale. Fine adjustment of 1° is also possible. For use on routers and machining centers with CNC control, #RCK-40, for tool #: rc-2370, Description: 40 x 12 x 1.5mm, # of knives: 2, RCK-40 Pair of 40mm x 12M X 1.5mm solid carbide knives