... 220 12 , 9 -1 3,2 82 Nhóm Ti-WC T15K6 (WCTi15Co6) 79 15 6 11 0 1 1- 1 1, 7 90 T5K10 (WCTiCo10) 85 6 9 13 0 12 , 3 -1 3,2 88,5 NhómTi-Ta-WC TT7K12 (WCTTC7Co12) 81 3 ... 3 11 0 1 5 -1 5,3 91, 0 BK4 (WCCo4) 96 4 13 0 14 , 9 -1 5 ,1 89,5 BK60M 91, 9 6 12 0 > =14 ,75 91, 5 BK6M (WCCo6) 94 6 13 0 14 , 8 -1 5 ,1 90 BK8 (WCCo8) 92 8 14 0 14 , 4 -1 5,8 ... 14 , 4 -1 5,8 87,5 BK100M 90 10 14 0 > =14 ,3 - BL10M (WCCo10) 90 10 14 0 > =14 ,3 88,5 BK15M (WCCo15) 85 15 15 5 > =13 ,8 87,0 BK150M (WCCo15) 82,9 15 15 0 > =13 ,8 - BK25 ...