<https://dungcucamtayanhphat.com/san-pham/dau-khau-1-2-20mm-dung-de-van-bulong-dai-oc-model-642220-20-1-2-socket-hang-moi-100/#product>
<http://schema.org/description>
"Đầu khẩu 1/2'' kích cỡ 20mm\r\nTiêu chuẩn : DIN 3124\r\nVật liệu thép vanadium mạ Crôm\r\n\r\nThương hiệu: Hoffmann- Đức"
<https://dungcucamtayanhphat.com/san-pham/dau-khau-1-2-20mm-dung-de-van-bulong-dai-oc-model-642220-20-1-2-socket-hang-moi-100/>