Lag driver

Details Lag driver Lag driver

1986-01-17

1988-02-16

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Rigid jaws

811242, B25B 1302

Patent

active

047247312

ABSTRACT:
A driver for threaded fasteners, such as for an eye lag, acoustical lag and a flattened end lag screw and the like, employing a hex shank for positive chucking, a collared and chamfered tool end for precise lag alignment, and a scallop in the hex shank.

REFERENCES:
patent: 2634775 (1953-04-01), Unsinger
patent: 3901298 (1975-08-01), Eby

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