Boyd’s Bible Dictionary:
Shape not known, but use expressed (Ex. 21:6; Deut. 15:17).
“Awl” From Concise Bible Dictionary:
Modern-day awl. The biblical awl may have been different.
A piercing instrument, only spoken of as being thrust through the ear: its form is not known (Ex. 21:6; Deut. 15:17).
“Aul” From Concise Bible Dictionary:
See AWL.
Strong’s Dictionary of Hebrew Words:
Transliteration:
martsea`