The grinding wheel is fixed with thickened steel ring, and the clamping force is strengthened to prevent it from falling off during use, and it is more safe to use.
The best seller model BF3212, beautiful shape and artful design, easy to take with, high accuracy and good stability, 1 year warranty, large LCD, 22-36cm Cuff range, Measuring during inflation, 2*60 memories with date and time, Free sample is available.