System 3R Macro Custom Large Square Holder 3R-651.13-CUST2 (Lot of 4) * Custom made square holders, 2) on a System 3R Economy Pallet, 1)complete without pallet, & 1) grinding not finished. Used for holding rectangular electrodes max 1.8" x 1.8". Max. workpiece: 45 mm Adapted for automatic changing Parallel-ground top and bottom faces Fixed index positions 4x90° Flushing connection Repetition accuracy: MacroStandard - within 0.002 mm Locking force - 6000 N Fixed index positions 4x90° Required air pressure, pneumatic chuck - 6±1 bar Recommended tightening torque, manual chuck - 6 Nm Recommended max workpiece weight - 50 kg 1 lot of 4 Available