Time and efficiency saving -Quickly replace the applicator wheel in the inner corner, which can be easily reversed from the flat wheel of the applicator.The tape applicator tape knife minimizes movement. Ribbon Paper Roll Holder - can support up to 500 feet or 150 meters of paper rolls and can hold approximately 2.2 liters or 2.2 kg of composite. Working principle -Loosen the sealing strip inside the banjo pour the mixture into it start filling the cast iron of the partition cut the seal with a smooth blade use the ferris wheel as the angle and the saw gear as the angle. Straight surface. Durable- Durable polycarbonate body eliminates dents, foreign objects, and bent parts, extending life. Easy to use - Single hinged lid latch can be opened easily and quickly to load tape and mud. Double adjustable handle straps: left and right can be used. Specification: Main material: ABS Size: 20.07x9.64x8.66x4.33inch Capacity: 500 feet or 150 meters roll d. 2.2 liters of liquid. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.