Twoboard clamp with hinge and bottom screws Adjustable twoboard design: The boards are hinged at the , allowing easy opening and parallel closing for stable operation. Adjustable spacing: Two screws at the bottom, together with wing nuts, let you bring the plates closer together to set the desired gap. Passthrough backboard: A hole on the backboard is provided for items to pass through as part of the workflow. Tightened to a 1 inch space: When fully tightened, the open space between the plates is reduced to 1 inch wide for precise control. Surface protection: The product surface is covered with a paper film protective layer that should be removed before use. Key benefits and why you need it Adjustable spacing for flexible use: Quickly adapt the opening to the task at hand by tightening or loosening the screws with wing nuts. Simple manual operation: The hinged design enables easy setup, adjustment, and removal without specialized tools. Builtin passthrough feature: The backboard hole provides a dedicated passage for items as part of the workflow. Durable, surfaceprotected finish: The protective film helps prevent surface damage during handling and ; remove it to expose the final finish. 23 practical use scenarios Poultry processing or handling tasks: Use the backboard passthrough while adjusting the gap to accommodate passing items through the opening with the boards held in position. Small parts assembly or workshop tasks: Set a narrow 1 inch gap to hold parts steady while guiding items through the backboard as needed. Quick reconfiguration in light manufacturing or hobby projects: The wingnut screws allow fast adjustments to switch between tasks that require different openings without tools.