50/100pc 20x3mm 20x5mm 20x4mm 20×3.5 Round Ferrite ring Magnets Electric door Circular Search magnets N35 for Fridge Holder Car

Hello, dear friend， welcome to the shop. Warmly remind everyone that all product sizes have tolerances, ranging from 0.1mm to 2 mm. Please don't raise disputes and refund on the grounds of tolerance. The product quality is very good. I will check it carefully before delivery. Thank you for understanding.