Product Name | Stainless Steel Self Drilling Metal Screws |
Material | Made from stainless steel, these screws have good chemical resistance and may be mildly magnetic. |
Head Type | Countersunk Head |
Length | Is measured from the top of head |
Application | They're not for use with aluminum sheet metal. All are beveled under the head for use in countersunk holes. Screws penetrate 0.025" and thinner sheet metal |
Standard | Screws that meet ASME B18.6.3 or DIN 7504-P with standards for dimensions |
1. High Corrosion Resistance: Stainless steel is extremely resistant to rust and corrosion, meaning that these screws will last a very long time and require minimal maintenance.
2. High Strength: Stainless steel is an incredibly strong metal, and these self-drilling metal screws are designed to easily penetrate tough materials without breaking or bending.
3. Easy to Use: These screws are specifically designed to drill and drive into metal without the need for pre-drilling, making them easy and quick to use for any metal project.
4. Versatility: These screws can be used in a variety of applications, including metal roofing, siding, and gutters, making them a versatile option for any metal construction project.
5. Aesthetic Appeal: The sleek look of stainless steel adds a modern touch to any project, making these screws a perfect choice for those looking to achieve a high-end, professional look.
Stainless steel self drilling metal screw is an efficient, convenient and practical metal connection tool. It can be used in the manufacture and installation of construction, machinery, electronics, automotive, and other industries. Let's take a closer look at the specific application of stainless steel self drilling metal screws.
1. Stainless steel selfdrilling metal screws can be used in the construction industry. In construction sites, workers need to often use screws to fix plates, plates and other building materials, stainless steel self-drilling metal screws is a very suitable choice, it can quickly and firmly connect various materials, reduce the construction difficulty and cost during the construction project.
2. Stainless steel self drilling metal screws can be used in mechanical manufacturing. A large number of screws are often needed in the production process of mechanical equipment. Stainless steel self-drilling metal screws have the characteristics of high strength, anti-oxidation, and are not easy to loosen, which can ensure the stability and safety of mechanical equipment.
3. Stainless steel self drilling metal screws can also be used in the manufacture of electronic equipment to ensure the reliability and safety of electronic equipment. In the manufacturing process of automobiles also need to use a large number of stainless steel self-drilling metal screws, the use of this screw can improve the manufacturing efficiency and quality, to ensure the safety and reliability of automobiles and rail transit equipment.
Thread Size | ST2.9 | ST3.5 | (ST3.9) | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ||
P | Pitch | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
a | max | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
dk | max=nominal size | 5.5 | 6.8 | 7.5 | 8.1 | 9.5 | 10.8 | 12.4 | |
min | 5.2 | 6.44 | 7.14 | 7.74 | 9.14 | 10.37 | 11.97 | ||
k | ≈ | 1.7 | 2.1 | 2.3 | 2.5 | 3 | 3.4 | 3.8 | |
r | max | 1.1 | 1.4 | 1.5 | 1.6 | 1.9 | 2.1 | 2.4 | |
Socket No. | 1 | 2 | 2 | 2 | 2 | 3 | 3 | ||
M1 | 3 | 4.2 | 4.6 | 4.7 | 5.1 | 6.8 | 7.1 | ||
M2 | 2.8 | 4 | 4.2 | 4.4 | 5 | 6.3 | 7 | ||
dp | max | 2.3 | 2.8 | 3.1 | 3.6 | 4.1 | 4.8 | 5.8 | |
Drilling range(thickness) | 0.7~1.9 | 0.7~2.25 | 0.7~2.4 | 1.75~3 | 1.75~4.4 | 1.75~5.25 | 2~6 |