Round Corner Cutter---7 Blades 1.Pneumatic cutter 2.7 Alloy blades, sturdy and durabl 3.Operation easily & quickly Round ... Corner Cutter---7 Blades 1.CharacteristicAir operated cutting make the round corner orderliness, smooth7 ... Chrome alloy blades, sturdy and durablDifferent kinds of round corner knifes for ...