Expert Quality, forged extension bars hardened, tempered and chemically blacked for corrosion protection. Supplied with pin and ring. Sold loose. https://elecena.pl/product/27249655/draper-expert-05557-expert-250mm-1-quot-square-drive-impact-extension-bar 2024-11-12 https://elecena.pl/product/27249655/draper-expert-05557-expert-250mm-1-quot-square-drive-impact-extension-bar 2026-07-14