Өндөр чанар HDG цайрын бүрсэн Бетон өргөжүүлэх Anchor …
High Quality H.D.G Zinc Plated Concrete Expansion Anchor Bolt Product Description Specifications for Concrete Expansion Anchor Bolt Product:Sleeve Anchor/Expansion Bolt/Concrete Anchor Structure:bolt+sleeve+flat washer+taper Material:Carbon Steel Q235, 45#, AISI304(A2-70), AISI316(A4-80) etc ...