Shearloclogo2.jpg (25110 bytes) Shear-loc Thumb screw knobs hand 

See  reference guide for complementary lines (Ref. Guide)
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Shear-loc Thumb screw knobs
Knobs Only


Three easy steps to converting your standard socket head cap screws into thumbscrews

1 Select a standard inch  or   
     metric socket head cap screw.

  2 Select a standard Shear-Loc knob in one of the
       four styles and colors.

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3 Select a way to press and
    cold form them together.

4 Your instant thumb screw assembled in
     seconds no glue or special tools

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Note: Always wear safety glasses while assembling.

 Click on the Knob style you would like to see

Knurled             Tee             Rosette             "L"


Don't forget about our assembled thumbscrews and convenient knob kits
For purchasing information go to FAQ

For more information call us at: 1-800-775-5668


Knobs Manufactured in the U.S.A. by:

Shear-Loc Products under USA patent no. 5,017,068
and E.U. patent 0551295

Contact Information


1-800-775-5668   Office hours  8:00AM - 5:00PM  PST


1-949-768-8705 24Hrs. 7Days

  Postal address:

23191 Peralta Dr.
Laguna Hills Ca. 92653-1499

  Electronic mail:

Customer Support:

    Last Modified:May 23, 2016