... exprience in tungsten cabide industry TypeSize(mm)dDHBDd 10 H0.7, 1.0, 1.5, 1.81012-25BDd 13H1.0 ... ,9.5,102220-60BDd 25 H1.0,6.0,7.0,8.0,10.0,10.52520-60BDd 30 ... H3.6,4.6,6.0,7.0,8.2,8.8,10.0,10.6, ... 10.0,11.8,12.5,13.8,14.5,15.7,16.53520-60BDd 40 H10,11,11.8,13. ... 8,14.5,15.4,15.8,17.4,18.24020-65BDd 45 H12,13 ... 4,20.5,21.54525-80BDd 50 H10,12.3,15,15.8,17.4,20.5,21,21.5,22, ...