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Key Drive Thumbscrews

Key drive thumbscrews have the socket head cap screw cold-formed through the top of the knob, allowing for adjustment using a hex key. 

Key drive thumbscrews are currently only available in measurements of inch.

If ordering key drive thumbscrews with zinc plated screws, please contact us for availability.

Key Drive Dimensions
Extended Knurled Key-Drive Dimensions
Extended Knurled
Tri-Lobe Key-Drive Dimensions

Due to the large number of combinations offered, narrow down the table results using the filters below. 

To only print the table, export as a PDF first.

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Questions? Call 1-800-775-5668

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