These cutters are used extensively for routing edge moulds face grooves columns fluting water slots engraving & panel moulds in products such as desk tops fire surrounds draining boards & picture frames. These cutters are suitable for use on all natural timbers & man-made boards. Tooling: T.C.T.1/4 in. Shank. R = 10 mm. D = 20 mm. C = 18 mm.