H OAH Grooving & Parting TUNGALOY GROOVE ACCELERATED PARTING AND GROOVING TOOL BLOCK CHTBR/L To o l block for QSG blade OAL CUTDIA OAW B LB Right hand (R) shown. Designation CUTDIA H B OAL OAH OAW LB CHTBR/L2020-52 52 20 20.5 100 50 26.5 37 CHTBR/L2525-52 52 25 25.5 125 50 31.5 37 CHTBR/L2020-82 82 20 20.5 140 75 26.5 53 CHTBR/L2525-82 82 25 25.5 150 75 31.5 53 CHTBR/L2525-120 120 25 25.5 165 100 31.5 67 CHTBR/L3232-120 120 32 32.5 165 100 38.5 67 The blade clamping screw heads protrude out for as much as 3.1 mm over the insert cutting edge point. Maintain the clearance from the chucking device to avoid interference. Maximum groove depth : T max as function of workpiece diameter : øD1 Designation øD1 CHTBR/L****-D52 53 54 55 56 58 60 62 65 68 72 78 84 92 102 115 133 159 198 CHTBR/L****-D82 104 108 112 116 121 127 134 142 151 162 176 192 212 237 270 313 375 468 CHTBR/L****-D120 205 214 224 235 247 261 278 297 319 345 376 414 462 522 601 709 865 1112 T max 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 Designation øD1 CHTBR/L****-D82 83 84 84 85 86 87 89 90 92 94 96 98 101 CHTBR/L****-D120 144 147 150 153 156 160 164 168 173 178 184 190 197 T max 34 33 32 31 30 29 28 27 26 25 24 23 22 Designation øD1 CHTBR/L****-D120 121 122 123 124 125 126 127 128 129 130 131 133 134 136 138 140 142 T max 55 52 50 48 47 46 45 44 43 42 41 40 39 38 37 36 35 T max øD1 Tungaloy 17