KS Tools manufactures the box wrench 503.4565, which accommodates spanner sizes from 10 to 19 mm. This tool is essential for tightening or loosening nuts and bolts in automotive or machinery maintenance. Its robust design ensures durability and reliable performance in professional settings. https://elecena.pl/product/28192542/ks-tools-503-4565-4-in-1-gearplus-reversing-double-ratchet-ring-spanner-10-19mm 2025-04-05 https://elecena.pl/product/28192542/ks-tools-503-4565-4-in-1-gearplus-reversing-double-ratchet-ring-spanner-10-19mm 2026-07-09