... , good cutting and outside dimension, and long fatigue lifeSpecification90*(8,9,10,11,12,13,14,15,16,17,18,18 ... ,19,20,23,25,27);76*9,9.5,10,11,12, 13,14 15 20;75*(9,10,11,12,13,14,15 ... ); 70*6.5,7,8,9,10,11,12,13,14 ... ,15 20;63*6.5,7,8,9,10,11; 60*7 ... ,8,9,10,11,12,13;120*11;89 ...