MagicDrill DRZ  MagicDrill for Large Dia. (over φ60)  MagicDrill for large diameters (over φ60) are available as Custom Orders. (Ask your regional sales staff for details such as drill dia. / shank type, etc.)  DRZ-CR (Cartridge type) L1 L2 L3 φDc φd φd1 Cartridge Rc 1/4  Toolholder Dimensions No. of Inserts Dimension (mm) Spare Parts Max. Cartridge Clamp Screw Wrench Applicable Description Std. Offset Inserts φDc L1 L2 L3 φd φd1 (Radial) (mm) K53 For outer edge For inner edge S50 -DRZ60180-20CR MTO 2 60 286 217 195 +3.0 DR20CR-OUT DR20CR-IN -DRZ65195-20CR MTO 2 65 296 227 206 50 75 +1.5 (1pc) (1pc) SB-60120TR DT-25 ZCMT200608 -DRZ70210-20CR MTO 2 70 308 239 220 +0.2 -DRZ75225-12CR MTO 4 75 330 261 225 50 80 Offset N.A. DR12CR-OUT DR12CR-IN SB-5085TR DT-20 ZCMT12T306 -DRZ80240-12CR MTO 4 80 340 271 240 (2pc) (2pc) ZCMT12T304SP · Clamp screws for cartridges are included in toolholders: HH6×12 for DR20CR and HH4×12 for DR12CR. Recommended Cutting Conditions K65 K Drilling MTO : Made to order K63