CuZn37, CuZn35, CuZn30, CuZn20, CuZn15, CW508L, C27200, C27000, Alloy240, Alloy260, etc Features: 1) Production standard: ... 17765 / JIS H3300, etc 2) Material: CuZn37, CuZn35, CuZn30, CuZn20, CuZn15, CW508L, C27200, C27000, Alloy240, Alloy260, etc3) Hardness: hard, 1/2 ...