High-Quality Carbon Steel Zinc Plated Internal Expansion Bolt
Designed for secure fastening in concrete, masonry, and industrial applications, this Carbon Steel Zinc Plated Internal Expansion Bolt delivers exceptional strength and corrosion resistance.
Crafted from premium carbon steel and finished with zinc plating, it ensures durability in harsh environments while preventing rust. The internal expansion mechanism (featuring a precision-engineered sleeve with diamond knurling and split grooves) allows for tight gripping within drilled holes, providing stable load-bearing for fixtures, machinery, and structural supports.
| Capacity | Strong |
| Standard | GB DIN |
| Material | Q235 Steel |
| Surface treatment | Zn- Plated |
| Size | M12 |
| Packing | Carton+pallet |
| Delivery time | 15-30 Working days |
| MOQ | 1000PCS |
| OEM | Accpeted |
| Sample | Provide |
| Hardware Factory Workshop |
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| With years of hardware production experience, we utilize high-precision, advanced production equipment and cutting-edge technologies & craftsmanship, and have partnered with multiple well-known brands. Backed by a strong design team, professional technical expertise, and strict management systems, we ensure our fasteners are of excellent quality and reliable performance, delivering high-quality products to you. |
FAQ
Q1:How many coutries you already exported ?
A1:Exported to more than 50 countries mainly from America, Russia, UK, Kuwait, Egypt, Turkey,Jordan,etc.
Q2:How can l get some samples?
A2:Small samples in store and can provide the samples for free. Catalgue is available, most patternswe have ready samples in stock.Customized samples will take about 5-7days.
Q3:What is the delivery ?
A3:Sample order's delivery time is 5-7 days. Container orders are about 15-20 days