Designed to meet the needs of both the professional tradesman and the home handyman.All are Tungsten Carbide Tipped, to ensure longevity of working life, coupled with a good quality finish to the work.Ovolo produces a stepped rounded profile along the edge of the material. The guide pin enables the cutter to follow intricate shapes. 1/4in Shank.Select Option 13.3mm16.5mm Add to Basket Quantity