Drill jig

Details Drill jig Drill jig

1978-09-25

1980-04-22

Briggs, William R.

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Adjustable, tool-guiding jig

B23B 4900

Patent

active

041992830

ABSTRACT:
A drill jig is arranged to provide a guide for a drill bit to bore a hole having its major axis aligned at any desired angle relative to a work surface.

REFERENCES:
patent: 2471940 (1949-05-01), Dion
patent: 2948168 (1960-08-01), McCormick
patent: 2991668 (1961-07-01), Keller
patent: 3086408 (1963-04-01), Donals
patent: 3248101 (1966-04-01), Muller et al.
patent: 3263531 (1966-08-01), Sammons et al.
patent: 3465620 (1969-09-01), Hilburn
patent: 3534639 (1970-10-01), Treichler
patent: 3804546 (1974-04-01), Boyajian
patent: 3977805 (1976-08-01), Wanous

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