2-effective DrillIndexable DrillDeep Hole Drill BDh8BDh8 BD BD2BD2 OT & IT - for double tube system Outer tube and inner tube for double tube system DCONWSH7 OT00 - OT13 IT00 - IT13 CBDP OAL OAL DCONWSH7 OT14 - OT25 IT14 - IT25 CBDP OAL CBDP OAL Outer tube (OT) Inner tube (IT) OAL OAL Designation DCN-DCX BD DCONWS CBDPSpecial length Designation DCN-DCX Special length BD BD2 OT00 18.4 - 20 䖣 18 16 27.5 IT00 18.4 - 20 䖣 12 10 OT01 20.01 - 21.8 䖣 19.5 18 30 IT01 20.01 - 21.8 䖣 14 12 OT02 21.81 - 24.1 䖣 21.5 19.5 30 IT02 21.81 - 24.1 䖣 15 13 OT03 24.11 - 26.4 䖣 23.5 21 30 IT03 24.11 - 26.4 䖣 16 14 OT04 26.41 - 28.7 䖣 26 23.5 33 IT04 26.41 - 28.7 䖣 18 16 OT05 28.71 - 31 䖣 28 25.5 33 IT05 28.71 - 31 䖣 20 18 OT06 31.01 - 33.3 䖣 30.5 28 33 IT06 31.01 - 33.3 䖣 22 20 OT07 33.31 - 36.2 䖣 33 30 40 IT07 33.31 - 36.2 䖣 24 22 OT08 36.21 - 39.6 䖣 35.5 33 40 IT08 36.21 - 39.6 䖣 26 24 OT09 39.61 - 43 䖣 39 36 40 IT09 39.61 - 43 䖣 29 27 OT10 43.01 - 47 䖣 42.5 39 40 IT10 43.01 - 47 䖣 32 30 OT11 47.01 - 51.7 䖣 46.5 43 44 IT11 47.01 - 51.7 䖣 35 32 OT12 51.71 - 56.2 䖣 51 47 44 IT12 51.71 - 56.2 䖣 39 36 OT13 56.21 - 65 䖣 55.5 51 44 IT13 56.21 - 65 䖣 43 40 OT14 65 - 66.99 䖣 56 52 75 IT14 65 - 66.99 䖣 - 40 OT15 70 - 72.99 䖣 62 58 75 IT15 70 - 72.99 䖣 - 44 OT16 73 - 79.99 䖣 68 63 75 IT16 73 - 79.99 䖣 - 48 OT17 80 - 86.99 䖣 75 70 97 IT17 80 - 86.99 䖣 - 54 OT18 87 - 99.99 䖣 82 77 97 IT18 87 - 99.99 䖣 - 60 OT19 100 - 111.99 䖣 94 89 97 IT19 100 - 111.99 䖣 - 70 OT20 112 - 123.99 䖣 106 101 118 IT20 112 - 123.99 䖣 - 80 OT21 124 - 135.99 䖣 118 113 118 IT21 124 - 135.99 䖣 - 80 OT22 136 - 147.99 䖣 130 125 118 IT22 136 - 147.99 䖣 - 95 OT23 148 - 159.99 䖣 142 137 139 IT23 148 - 159.99 䖣 - 100 OT24 160 - 171.99 䖣 154 149 139 IT24 160 - 171.99 䖣 - 120 OT25 172 - 183.99 䖣 166 161 139 IT25 172 - 183.99 䖣 - 130 Please specify the length when ordering. 䖣 : Item to be customized e.g. For ø60 mm drill diameter / 1070 mm drill outer tube length: OT13X1070 Please choose the inner tube length according to the below. tool diameter: ø18.40 - 65.00 mm (OT00 - OT13) .......... Inner tube length = Outer tube length + 30 mm tool diameter: ø65.00 - 123.99 mm (OT14 - OT20) .......... Inner tube length = Outer tube length + 190 mm tool diameter: ø124.00 - 183.99 mm (OT21 - OT25) .......... Inner tube length = Outer tube length + 220 mm Reference pages: Drill head → J119 (FINE-TRI DTS), J124 (FINE BEAM DTS), J130 (UNIDEX DTS), J138 (ETU) J144 www.tungaloy.com