Toolholder Dimensions 3D No. of Inserts Dimension (mm) Spare Parts Max. Clamp Screw Wrench Description Std. Offset Applicable Inserts φDc L1 L2 L3 φd φd1 (Radial) K38 (mm) S40 -DRX390M-3-14 ● 39 218 149 117 +2.8 -DRX400M-3-14 ● 40 221 152 120 54 +2.5 -DRX410M-3-14 ● 41 224 155 123 +2.3 -DRX420M-3-14 ● 42 227 158 126 +2.0 -DRX430M-3-14 ● 2 43 230 161 129 40 +1.8 SB-5090TR DT-20 ZXMT140408 -DRX440M-3-14 ● 44 233 164 132 +1.5 -DRX450M-3-14 ● 45 236 167 135 59 +1.3 -DRX460M-3-14 ● 46 239 170 138 +1.0 -DRX470M-3-14 ● 47 242 173 141 +0.8 -DRX480M-3-17 ● 48 242 173 144 +3.8 -DRX490M-3-17 ● 49 245 176 147 +3.5 -DRX500M-3-17 ● 50 248 179 150 59 +3.3 -DRX510M-3-17 ● 51 251 182 153 +3.0 -DRX520M-3-17 ● 52 254 185 156 +2.8 -DRX530M-3-17 ● 53 257 188 159 +2.5 -DRX540M-3-17 ● 2 54 260 191 162 40 +2.3 SB-60120TR DT-25 ZXMT170608 -DRX550M-3-17 ● 55 263 194 165 +2.0 -DRX560M-3-17 ● 56 266 197 168 +1.8 -DRX570M-3-17 ● 57 269 200 171 64 +1.5 -DRX580M-3-17 ● 58 272 203 174 +1.3 -DRX590M-3-17 ● 59 275 206 177 +1.0 -DRX600M-3-17 ● 60 278 209 180 +0.8 ·When offset drilling, reduce feed rate to 0.08mm/rev or less. Recommended Cutting Conditions K48 ·Ref. to page K49 for Adjustable Sleeve (SHE type). Trouble shooting K47 K · Hole Dia. Tolerance (3D type) Dc Hole Dia. Tolerance (mm) φ12~φ26 + 0.20 - 0.10 Drilling φ26.5~φ38 + 0.25 - 0.15 φ39~φ60 + 0.30 - 0.20 * Above is numeric guideline. It may vary depending on machines / workpieces / clamping status / cutting conditions. : Std. Item K43