Button: The button design is reasonable. It adopts a one-key emergency stop protection operation, making the use more convenient Process: High-quality metal 5-layer electroplating process, providing corrosion and rust prevention, making it sturdy and This product is used to test the adhesion of ink, thereby determining the quality of the ink. This machine can perform dry grinding tests, wet grinding tests, color fading tests, paper blurring tests and special rubbing tests., Manufacturer: MOOILKO