Chamfer, V Groove Cutters These types of cutter are used for edging & chamfer cutting on man-made fibre boards natural timbers & plastics. Tools are offered to produce various angles for engraving chamfering & V grooving. Ball bearing & pin guided cutters enable curved work to be undertaken bearings running along the board edge or a template. Typical trade applications include sign making freehand engraving cabinet making & decorative joinery. A range of valuable self-guiding chamfer/bevel cutters. Bearing follows the board beneath. T.C.T. Shank. = 1/4 in. C = 12.7 mm. B = 9.5 mm. Angel = 45.