Thaum xaiv qhov tsim nyog stainless hlau U-bolt, koj yuav tsum xav txog cov hauv qab no:
Hexagon taub hau screws, tseem hu ua hex screws, hex socket screws, thiab hex taub hau hau screws, feature ib tug rau-sided taub hau nrog preformed tshuab threads ntawm lub shank. Lawv feem ntau abbreviated li HH lossis HX.