ITS BORE USER GUIDE Operation and Maintenance MB Connection Stages for adjusting boring heads with dial: To LOCK, rotate the radial pin clockwise 1 Loosen slide adjustment screw To UNLOCK, rotate the radial pin counter-clockwise 2 Adjust the dial screw Table shows the recommended tightening torques: 3 Tighten slide adjustment screw UNLOCKING 1 2 3 LOCKING Before assembling the MB connection elements, make sure the radial pin is not projected from the cylindrical parts. CORRECT 4 WRONG 7 Driving Torque MB Nm MB14 2-2.5 MB16 2-2.5 MB20 4-4.5 MB25 6.5-7.5 MB32 7-8 MB40 16-18 MB50 30-35 MB63 70-80 MB80 70-80 MB110 200-220 483