
wiper oil seal. If you notice any signs of oil leakage, such as oil spots or a strong smell of oil inside the vehicle, it is important to have the wiper oil seal checked and replaced if necessary.
Another important feature to look for is the machine's motor power. Sewing through leather can be a demanding task that requires a high level of torque and speed. A powerful motor ensures that the machine can handle the heavy workload and maintain consistent stitching quality.