Shear-loc Thumb screw knobs
The Shear-Loc process is a unique and 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.
Frequently asked questions. See the FAQ page to learn more about Shear-loc Thumb screw knobs.
What's New /etc. .If you would like to find out more about the latest developments and other useful information regarding the Shear-Loc line of thumbscrew knobs see this page.
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FAQ What's New/etc.
Knobs Manufactured in the U.S.A. by:
Shear-Loc Products under USA patent no.