Screw head depth limiter

Details Screw head depth limiter Screw head depth limiter

1990-05-24

1992-04-07

Smith, James G.

Tools

Wrench, screwdriver, or driver therefor

Having work engaging and force exerting portion inserted...

811801, B25B 2308

Patent

active

051016982

ABSTRACT:
A screw head depth limiter which is a collar having a bore therethrough and adapted to fit frictionally over a screwdriver tip with the tip protruding through the front end of the collar and a step located in the vicinity of the rear end of the collar on which the screwdriver tip seats. The tip is disengageable from the head of a screw when the front end of the collar counteracts the surface of a workpiece and the desired depth of the screw head in the workpiece is reached.

REFERENCES:
patent: 1644074 (1927-10-01), Morgan

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