SIAM FASTENER CO., LTD.
Most recent update: 2024-09-23
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Siam Fastener Co.,Ltd. Has policies and goals of the business. By the team has experience and highly skilled in the work. To develop the organization in every way to be a professional and build confidence, make customer's satisfaction in efficient of price, quality, delivered and service to satisfy the needs of customers.
Self-drill screws are tools used to securely fasten to steel or wooden frames without the need for pre-drilling. They are typically used for attaching roofing sheets, wall panels, plywood, and lightweight wallboards in construction or general industrial work. The screw's tip resembles a sharp drill bit, allowing it to be used with electric drills and screwdrivers. These screws are made from steel or stainless steel with excellent rust-resistant coatings, providing strength, durability, and resistance to bending. Available in various types such as drill point, slotted cut point, hexagonal drill point, and wing drill point, each type has its own shape and fastening characteristics. Choosing the right size and length ensures proper fastening for the specific material being used.
Types of Self-Drill Screws
1.) Button Head or Wafer Head Self-Drill Screw
These screws have a wide, flat head that provides strong clamping pressure, making them ideal for fastening materials to steel frames. The sharp threaded drill point allows for quick installation with a screwdriver or electric drill without needing a pre-drilled hole. They are perfect for sign installations, DIY projects, door and window hinges, steel frames, wood battens, and hard surface materials.
2.) Wing Tip Self-Drill Screw
These screws have small wings near the tip, which widen the upper hole of the material as they drill through. When the screw is tightened fully, the tapered head sinks into the steel below, allowing for a flush finish. Wing tip screws are ideal for attaching wood panels to steel frames without pre-drilling, such as Shera wood, plywood, and gypsum boards.
3.) Hex Head Self-Drill Screw with Rubber Seal
The hexagonal head is coated for rust resistance and includes a rubber seal underneath, which is non-conductive, UV-resistant, and prevents water leaks while smoothing the sharp edges of the screw hole. It is easy to install using an electric drill with a hex socket, without pre-drilling. These screws are commonly used for securing metal roofing to steel battens, wall panels, louvers, and various cover panels.
4.) Tapered Head Self-Drill Screw
These screws feature a flat head with a (+) slot, allowing for use with a screwdriver or electric drill to fasten wood panels to steel up to 3.2 mm thick without pre-drilling. The sharp, strong, and rust-resistant drill point enables quick penetration and secure fastening with minimal pressure. They are suitable for versatile applications like fastening steel frames, wood panels, and fiber cement boards.
5.) Gypsum Board Self-Drill Anchor
This accessory is designed for use with self-tapping screws or nails and features a small, sharp threaded tip that can penetrate surfaces and fasten securely. Installation is simple: use a screwdriver to insert the anchor through the gypsum board, then tighten with a screw or nail. It is suitable for general ceiling installations like gypsum board or plywood.
Self-tapping screws are tools used to drill and fasten different materials, such as wood, plastic, or thin metal sheets, together securely. They can be used with a regular screwdriver, electric drill, or wrench without the need for a nut to hold the screw in place. The key features of self-tapping screws are sharp, uniform threads and a pointed tip, which allow them to easily and quickly penetrate materials. Nowadays, self-tapping screws come in various types, including different materials, screw head designs, thread types, tip shapes, and thread lengths. Each type has unique characteristics, so it is essential to choose the appropriate self-tapping screw for the job to ensure stable and strong fastening.
Types of Self Tapping Screws and Their Uses
1.) Wood screws (Self Tapping Screws)
Primarily used for woodwork. Although they can be used on metal, it is less common as drill-point self-tapping screws are now widely available.
2.) Drill-point self-tapping screws
Used primarily for metalwork.
3.) Black self-tapping screws (Drywall Screws)
Used for installing drywall or ceilings. There are also types with wings or specialized threads, or both wings and specialized threads, that are used with plastic anchors to improve fastening strength.
Metric thread screws, often called fine thread screws, have threads measured in millimeters (mm) based on the distance between each thread, known as the pitch. These screws are commonly used in various industrial applications due to their tight, secure fit and reduced likelihood of loosening over time compared to other types of screws. While most metric screws are used with nuts, some types can be directly screwed into materials. In the future, metric screws will continue to evolve, offering more diverse shapes and sizes to meet specific project needs.
What are Metric Thread Screws?
The metric system for screws measures the distance between threads (pitch) in millimeters, making it straightforward to measure and understand. Simply using a ruler allows you to measure the pitch and quickly determine the spacing of the threads in millimeters.
How to Identify Metric Screw Sizes: Metric screw sizes are typically displayed in this format: 1.) Thread diameter (mm)
2.) Pitch (thread spacing in mm)
3.) Screw length (mm)
| Company name | SIAM FASTENER CO., LTD. | Website URL | https://www.siamfastener.com/%E0%B8%AB%E0%B8%99%E0%B9%89%E0%B8%B2%E0%B9%81%E0%B8%A3%E0%B8%81/608bbed254fd48a7dcf21f7d |
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| Street address |
Rachatewa,Bangplee District Samut Prakan Kingdom of Thailand
[See map] |
Person in charge | Thitichaya Sroykeaw |
| Telephone number | Log in to display | Fax number | Log in to display |
| Capital | 20,000,000 THB | Employees | Unregister |
| Annual sales | Unregister | EMIDAS Member Number | 105175 |
| Main 3 products |
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