Hex head self-tapping screw with flat washer
Wholesale price：
市场价
重量
Supplier customization capability
- Light customization
- Customization based on provided drawings
- Customization based on provided samples
- Customization as per requirements
- Price negotiable for large minimum order quantities (MOQ)
Minimum Order Quantity：
1
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Product Introduction
Why choose hex-head washer‑flat‑washer combination self‑tapping screws?
Hexagonal heads can be installed using wrenches, socket sets, or power tools and are suitable for high-torque fastening.
Hex‑head self‑tapping screws with flat washers are ideal for applications requiring high clamping force, substantial load‑bearing capacity, and robust assembly strength. They are commonly used for joining metal sheets, securing thin steel plates in steel structures, mounting equipment housings, attaching appliance bases, installing air‑conditioner brackets, assembling electrical cabinets and distribution boxes, fabricating automotive components, and fastening roof panels and color‑coated steel roofing tiles, as well as for various engineering installation tasks.
Product Advantages:
1. The hex head can withstand greater tightening torque and is less likely to slip than a Phillips slot, resulting in stronger clamping force.
2. It can be quickly fastened using a socket bit, making it ideal for batch assembly with power tools and for engineering installations.
3. Flat washers can increase the contact area, preventing screw heads from damaging materials or tearing through thin sheets.
4. Suitable for locations with significant vibration and heavy loads, ensuring a more stable connection.
5. Flat washers are pre-assembled onto the screws, eliminating the need to manually select and fit washers, thereby reducing assembly steps and saving time.
The role in real life:
For example, applications such as securing color‑steel roofing, mounting air‑conditioner outdoor units, encasing electrical cabinets, covering mechanical equipment, and installing metal brackets frequently rely on hex‑head self‑tapping screws paired with flat washers. These fasteners deliver enhanced clamping force and more reliable connections, making them well suited for industrial and engineering settings.
| Hex Head with Flat Washer Combination Self-Tapping Screw | |||
| Length | 6.5mm, 9.5mm, 13mm, 16mm, 19mm, 22mm, 25mm, 32mm, 38mm | Surface treatment | Galvanized, nickel-plated, Dacromet-coated, natural finish |
| Thread type | ST | Head type | Circle |
| Place of origin | Liuzhou City, Guangxi, China | Bolt assembly | Customizable |
| Specific material | SWRCH18A,SWRCH22A | Brand name | Liuzhou Huaxia Standard Parts Co., Ltd |
| Thread specification | ST 2.9 mm, 3.5 mm, 4.2 mm, 4.8 mm, 5.5 mm, 6.3 mm | Screw Type | Hex Head with Flat Washer Combination Self-Tapping Screw |
| Delivery time | 20 days | Can be leveled | / |
| Standard | National Standard Automotive Standard | Port | Liuzhou, Qinzhou, Guangzhou |
| Sales Unit | Liuzhou Huaxia Standard Parts Co., Ltd | Package dimensions (length x width x height) | 32X21X14cm |
| Gross weight of a single product | |||
Keywords:
Huaxia standard parts
Automotive standard parts
Non-standard parts
Stamping parts
Category：
Self-tapping screw
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Manufacturer Strength
More than ten years of industry experience, standardized production workshops, complete production and testing equipment, and mature technology.
Parts Quality
Each product undergoes strict quality inspection in almost every production process, from raw materials to shipment, to ensure quality.
Price Advantage
We are a physical manufacturer, providing one-stop service from R&D and production to sales and after-sales installation, without intermediaries, resulting in low prices.
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We have a complete pre-sales and after-sales service system, providing 1-on-1 service throughout the process, and offering installation and technical support for peace of mind.
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