From badaq; a gap or leak (in a building or a ship) -- breach, + calker.
see HEBREW badaq
H919. bedeq
בֶּ֫דֶק noun masculine2 Kings 12:6 fissure, rent, breach (Aramaic בִּידְקָא, (Nasar.)) — ׳בּ absolute 12:6; construct ib.6t.; suffix בִּדְקֵךְ Ezekiel 27:9, 27; — in as building; temple ׳ב הַבַּיִת 2 Kings 12:6; 12:7; 12:8 (twice in verse); 12:9; 22:5, compare 12:13 (׳ב י ׳בֵּית); v.12:6 absolute; always with חִזֵּק repair; compare ׳ב מַחֲזִיקֵי repairers of thy fissures Ezekiel 27:9, 27 (of Tyre).