Groove n’ Turn toolholders offer a new holder available in 1/2", 5/8", 3/4" and 1" diameters. It has a 1.250" minimum bore and holds inserts with cutting depths to 0.500". Toolholders can be used on conventional, Swiss and CNC machines for ID threading inserts and grooving inserts in sizes from 0.004" to 0.155". Inserts are available in three grades of material: D2 for steels, D5 for nonferrous and HSS. TiN, TiCN, TiAlN are available. A full selection of radius and special configurations are also available.