וְעַמֻּדָ֣יו עֶשְׂרִ֔ים וְאַדְנֵיהֶ֥ם עֶשְׂרִ֖ים נְחֹ֑שֶׁת וָוֵ֧י הָעַמֻּדִ֛ים וַחֲשֻׁקֵיהֶ֖ם כָּֽסֶף׃
And the pillars thereof shall be twenty, and their sockets twenty, of brass; the hooks of the pillars and their fillets shall be of silver.
Read halakhic rulings (Jewish law) on Exodus 27:10: and classical halakhic sources.