WEIYE. Professional manufacturer nearly 30 years, WEIYE is your one stop source for standard and custom mechinery operating parts solutions. WEIYE carries a large inventory of many different styles of plastic and metal knobs, hanldes and wheels for immediate delivery, and offers quick turn around quotes on all custom requirements. If you are currently using a competitorâs hand wheel, please feel free to contact us for our equivalent handle wheel and judge for yourself our quality, service, selection, and price. If you do not see the product you require, please contact our sales department and we will be glad to you on your custom application using our state of the art manufacturing process.Â