Spindle Precision Bearings are specially designed bearings specifically designed for spindle applications, featuring high precision and high speed rotation. Advanced design and manufacturing processes are used to achieve high-precision rotation and positi
Open the package, take out the mask, touch the nose to check the position of the nose clip, put on the mask according to the principle of the nose clip; Adjust the nose clip with your fingertips along the bridge of the nose, from the middle to the sides,