1/4" 4 point 12" long Hand operated Star Masonry Drill Bits 3pc LOT Factory New

Description

"Vintage"
1/4" diameter x 12"
4- point hand held masonry Drill Bits,
manufactured by the Star Expansion Co. formally of Mountainside, NY.
Used to
make holes in stone, concrete, and masonry.
Drilling
holes with this tool involves hitting it with a hand-held sledge, slightly rotating it, and then hitting it again.
A preferred style Bit, used by contractors &
sculptors,
that work with stone materials & prefer more control when drilling.
3pc Lot
in original manufacturers packaged box.
obtained directly from the manufacturer, prior them to their Plant's closing.
another hard to find product
from INDUSTRO-SURPLUS