Strong's #4274: machtseb (pronounced makh-tsabe')
from 2672; properly, a hewing; concretely, a quarry:--hewed(-n).
Brown-Driver-Briggs Hebrew Lexicon:
machtsêb
1) hewing, hewn
1a) of stones
Part of Speech: noun masculine
Relation: from H2672
Usage:
This word is used 3 times:
2 Kings 12:12: "of stone, and to buy timber and hewed stone to repair the breaches"
2 Kings 22:6: "and masons, and to buy timber and hewn stone to repair the house."
2 Chronicles 34:11: "and builders gave they it, to buy hewn stone, and timber for couplings, and to floor"