hacking knife

hacking knife

[′hak·iŋ ‚nīf]
(engineering)
A tool for removing old putty from a window frame prior to reglazing. Also known as hacking-out tool.

hacking knife, hacking-out tool

Aknifeused to remove old putty from a frame before reglazing.
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References in periodicals archive ?
Wearing goggles and thick gloves, remove the old piece of glass very carefully with a hammer and chisel, then scrape out the putty with a hacking knife, and pull out the panel pins with pliers.
Once most of the glass is out, use a chisel or hacking knife to remove the putty and any pieces of glass still left in it.