HHIP SCMT/HM square- positive rake carbide insert features with a sharp wave cutting edge to reduce cutting force, it is the first choice for semi-finishing of internal holes and allows chips to flow smoothly. XAB749: Cutting edge with special strength and toughness, in an optimal combination with MT-TiCN, thick layer Al2O3TiN coating. It is a suitable grades for a wide application. It is good for the finishing, semi-finishing and light roughing of steel, cast steel and stainless steel. Product Specifications: ASA Insert No.: SCMT-32.51-HM; ISO Insert No.: SCMT09T304HM; I.C. (Inch): 3/8; L: 3/8; S: 5/32; d: 0.17; r: .0157; Grade: XAB749.