MaxxMacro® (D/C) 54 Spacer 54MM with Pallet mounted 30MM HeightMaxxMacro 54 Spacer 54MM with Pallet mounted 30MM Height for graphite electrodes or copper electrodes workpieces with a rough mounting surface. 100% cross compatible with System 3R Macro 3R 658. 1E S, Spacer plate, 54x54 mm Includes proper chip pocket for automated robotic loading Overall Height 30MM Ground Repetition accuracy: within 0. 002 mm Version MaxxMacro 54 Spacer 54MM with Pallet mounted 30MM Height, Repetition accuracy: within 0. 002 mm,