Masonry cutting tool

Tool driving or impacting – Impacting devices – With means for rotating tool

Patent

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Details

175105, E21B 106

Patent

active

041460987

ABSTRACT:
Masonry cutting tool used in conjunction with a pneumatic mechanism, e.g., air-operated hammer, comprising a drill head, a plurality of cutting prongs provided on the drill head, the drill head connected to a hammer shank, and a handle removably joined to said hammer shank for rotation of the drill head during the cutting operation.

REFERENCES:
patent: 739608 (1903-09-01), Kotten
patent: 1160829 (1915-03-01), Blumenthal
patent: 2285702 (1942-06-01), Forss
patent: 2929361 (1960-03-01), Reynolds et al.

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