 Toolholder Dimensions 2D 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 -DRX320M-2-11 ● 32 169 100 64 +2.2 -DRX330M-2-11 ● 33 171 102 66 +1.9 -DRX340M-2-11 ● 34 173 104 68 +1.7 -DRX350M-2-11 ● 2 35 175 106 70 40 54 +1.4 SB-4085TR DTM-15 ZXMT11T306 U U -DRX360M-2-11 ● 36 177 108 72 +1.2 -DRX370M-2-11 ● 37 179 110 74 +0.9 -DRX380M-2-11 ● 38 181 112 76 +0.7 -DRX390M-2-14 ● 39 179 110 78 +2.8 -DRX400M-2-14 ● 40 181 112 80 54 +2.5 -DRX410M-2-14 ● 41 183 114 82 +2.3 -DRX420M-2-14 ● 42 185 116 84 +2.0 -DRX430M-2-14 ● 2 43 187 118 86 40 +1.8 SB-5090TR DT-20 ZXMT140408 U U -DRX440M-2-14 ● 44 189 120 88 +1.5 -DRX450M-2-14 ● 45 191 122 90 59 +1.3 -DRX460M-2-14 ● 46 193 124 92 +1.0 -DRX470M-2-14 ● 47 195 126 94 +0.8 -DRX480M-2-17 ● 48 194 125 96 +3.8 -DRX490M-2-17 ● 49 196 127 98 +3.5 -DRX500M-2-17 ● 50 198 129 100 59 +3.3 -DRX510M-2-17 ● 51 200 131 102 +3.0 -DRX520M-2-17 ● 52 202 133 104 +2.8 -DRX530M-2-17 ● 53 204 135 106 +2.5 -DRX540M-2-17 ● 2 54 206 137 108 40 +2.3 SB-60120TR DT-25 ZXMT170608 U U -DRX550M-2-17 ● 55 208 139 110 +2.0 K -DRX560M-2-17 ● 56 210 141 112 +1.8 -DRX570M-2-17 ● 57 212 143 114 64 +1.5 -DRX580M-2-17 ● 58 214 145 116 +1.3 -DRX590M-2-17 ● 59 216 147 118 +1.0 -DRX600M-2-17 ● 60 218 149 120 +0.8 Drilling ·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 · Hole Dia. Tolerance (2D type) Dc Hole Dia. Tolerance (mm) φ12~φ26 +0.20 - 0.10 φ27~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 K41