We are a manufacturer of plastic knobs and handles readily assembled to inch/metric socket head cap screws for instant thumbscrew conversion. The process is a unique and a cost effective way to convert standard socket head cap screws into instant thumbscrews. The product is available to you three ways: Knobs Only - where you can cold form the knob on to your own socket head cap screw or custom made screw machine part by means of a vice, arbor press or other suitable assembling device. Thumbscrews - complete units where the knob and screw are factory assembled to your specifications and are ready for use. Knob Kits - allow you to always have a supply of instant thumbscrews on hand, perfect for R&D maintenance and machine shop applications.

Please quote eSources UK when contacting us.