INSTRUMENTATION SET FOR SPINE SURGERY DISC PUNCH ( SP. ) - UPWARD , DOWNWARD & STRAIGHT DISC PUNCH ( SP. ) - SERRATED - UPWARD, DOWNWARD & STRAIGHT HAJACK PUNCH ( SP. ) - UPWARD & DOWNWARD KERRISON PUNCH ( SP. ) - UPWARD & DOWNWARD - 45 ° & 90 ° - 2MM , 3MM , 4MM & 5 MM LACKSHELL RONGEUR ( SP. ) SARGENT RONGEUR ( SP. ) OLECRONA RONGEUR ( SP. ) BONE NIBBLER - 7 ½ " - D/A . ( SP. ) - STRAIGHT , CURVED & ANGULAR BONE CUTTER - TUDOR EDWARD TYPE ( SP. ) MCINDEE'S BONE CUTTER - 7 ½ " D/A. ( SP. )