Adjustable box wrench

Details Adjustable box wrench Adjustable box wrench

1987-10-21

1989-03-07

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Attachment, or including adjunct or replaceable portion

811851, 811852, 81179, 269275, 269281, B25B 1358

Patent

active

048095702

ABSTRACT:
An adjustable box wrench comprising a box body, an elastic steel beam, and adjustment fragment and a box arm. The adjustment fragment is adjustable inside a hole in the box body to form various size hexagonal holes. Teeth on opposite side of the hole and a beam with a slot permit adjustment of the position of the fragment to adjust hole size.

REFERENCES:
patent: 1314044 (1919-08-01), Buker

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