DCN-DCXh6 DCONMS BTU type drill head (3 edges) Brazed drill head with external 4-start thread for single tube system (STS), tool diameter ø15.6 - ø65 mm, CICT = 3 H (Wrench size) LF Cutting edge OAL Non-standard products (to be supplied on request) When ordering ISO classifications for grades BTU-00971 xx.xx 1122 ISO areaGrade510152025303540 1122 Drill head Diameter (mm) Grade 1132 1132 e.g. Designation for tool diameter ø16.2 mm: BTU-00971 16.20 1122 2122 3132 3132 3132 3132 Designation DCN DCX Drill tube OAL LF DCONMS H Designation Dia. (mm) BTU-00971 xx.xx 15.6 16.2 ST0097 14 43 40.3 12.6 - BTU-00972 xx.xx 16.21 16.7 ST0097 14 43 40.3 12.6 14 BTU-00981 xx.xx 16.71 17.2 ST0098 15 43 40.3 13.6 15 BTU-00982 xx.xx 17.21 17.7 ST0098 15 43 40.3 13.6 15 BTU-00991 xx.xx 17.71 18.4 ST0099 16 47 44.2 14.5 15 BTU-00992 xx.xx 18.41 18.9 ST0099 16 47 44.1 14.5 - BTU-001 xx.xx 18.91 19.2 ST0000 17 47 44.1 15.5 17 BTU-002 xx.xx 19.21 20 ST0000 17 47 44 15.5 18 BTU-011 xx.xx 20.01 20.9 ST00 18 52.5 49.4 16 18 BTU-012 xx.xx 20.91 21.8 ST00 18 52.5 49.4 16 19 BTU-021 xx.xx 21.81 22.9 ST01 20 56 52.8 18 20 BTU-022 xx.xx 22.91 24.1 ST01 20 56 52.6 18 21 BTU-031 xx.xx 24.11 25.2 ST02 22 57.5 54 19.5 23 BTU-032 xx.xx 25.21 26.4 ST02 22 57.5 54 19.5 24 BTU-041 xx.xx 26.41 27.5 ST03 24 57.5 53.8 21 25 BTU-042 xx.xx 27.51 28.7 ST03 24 57.5 53.8 21 26 BTU-051 xx.xx 28.71 29.8 ST04 26 63.5 59.5 23.5 27 BTU-052 xx.xx 29.81 31 ST04 26 63.5 59.3 23.5 28 BTU-061 xx.xx 31.01 32.1 ST05 28 63.5 59.4 25.5 29 BTU-062 xx.xx 32.11 33.3 ST05 28 63.5 59.1 25.5 30 BTU-071 xx.xx 33.31 34.8 ST06 30 63.5 59 28 32 BTU-072 xx.xx 34.81 36.2 ST06 30 63.5 58.9 28 33 BTU-081 xx.xx 36.21 37.3 ST07 33 73.5 68.7 30 34 BTU-082 xx.xx 37.31 38.4 ST07 33 73.5 68.5 30 35 BTU-083 xx.xx 38.41 39.6 ST07 33 73.5 68.3 30 36 BTU-091 xx.xx 39.61 40.6 ST08 36 73.5 68.2 33 37 BTU-092 xx.xx 40.61 41.8 ST08 36 73.5 68 33 38 BTU-093 xx.xx 41.81 43 ST08 36 73.5 67.8 33 39 BTU-101 xx.xx 43.01 44.3 ST09 39 75 69.5 36 41 BTU-102 xx.xx 44.31 45.6 ST09 39 75 69.3 36 42 BTU-103 xx.xx 45.61 47 ST09 39 75 69.1 36 43 BTU-111 xx.xx 47.01 48.5 ST10 43 75 68.8 39 44 BTU-112 xx.xx 48.51 50.1 ST10 43 75 68.7 39 46 BTU-113 xx.xx 50.11 51.7 ST10 43 75 68.5 39 47 BTU-121 xx.xx 51.71 53.2 ST11 47 82 75.2 43 49 BTU-122 xx.xx 53.21 54.7 ST11 47 82 75.2 43 50 BTU-123 xx.xx 54.71 56.2 ST11 47 82 75.2 43 51 BTU-131 xx.xx 56.21 58.4 ST12 51 84 77.4 47 54 BTU-132 xx.xx 58.41 60.6 ST12 51 84 76.9 47 55 BTU-133 xx.xx 60.61 62.8 ST12 51 84 76.8 47 57 BTU-134 xx.xx 62.81 65 ST12 51 84 76.5 47 59 BTU-133L xx.xx 60.61 62.8 ST13 56 84 76.8 51 57 BTU-134L xx.xx 62.81 65 ST13 56 84 76.5 51 59 Reference pages: Standard cutting conditions → 20, Drill tube (STS) → 16 14 www.tungaloy.com