This item is a manual carton closing stapler, specifically identified in search results as the Meite HB3518 model.
Operation: Manually operated, requiring no air compressor or electricity.
Capacity: Holds up to 50 or 100 staples depending on the specific variant.
Staple Size: Compatible with 16-gauge staples featuring a 1-3/8 inch crown and 3/4 inch length.
Usage: Designed for sealing corrugated boxes, cartons, and shipping containers in industrial or packaging environments.
Features: Includes a quenching process for durability and adjustable stapling capability for different box thicknesses.