304 stainless steel cross countersunk machine screw set for Fasten machine parts
Type: Hexagon Head
Connection: Common Bolt
Head Style: round
Standard: DIN, ANSI, GB, BSW
Grade:ss304/ss316
The 304 stainless steel cross countersunk machine screw set is designed for fastening machine parts with precision and durability. Made from high-quality stainless steel, these screws are resistant to corrosion and have excellent strength, making them suitable for use in various industrial and mechanical applications. The cross countersunk design ensures a flush and smooth finish, making it ideal for applications where a clean and professional appearance is important. Whether you're working on machinery, equipment, or other mechanical components, this screw set provides reliable and secure fastening. With its superior material and design, you can trust that these screws will hold your machine parts together effectively, providing long-lasting and dependable performance.
L: represents the total length of the screw
d: represents the thread diameter
dk: represents the head diameter
k: represents the thickness of the head
Specifications consist of a*L such as: M4*20 (thread diameter 4mm*length 20mm) including head length
| Nominal diameter d | M2 | M3 | M4 | M5 | M6 | M8 | M10 | |
| Thread P | 0.4 | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | |
| k | 1.3 | 1.7 | 2.6 | 3.1 | 3.6 | 4.5 | 6.0 | |
| dk | max | 3.8 | 5.5 | 7.6 | 8.9 | 11.2 | 14.7 | 18.3 |
| min | 3.5 | 5.2 | 7.1 | 8.5 | 10.5 | 14.1 | 17.5 | |
| Accessories specifications | flat washer | M2 | M3 | M4 | M5 | M6 | M8 | M10 |
| spring washer | M2 | M3 | M4 | M5 | M6 | M8 | M10 | |
| nut | M2 | M3 | M4 | M5 | M6 | M8 | M10 | |
The above data is a single batch of manual measurement data, there are certain errors, please be careful if you mind! Unit: mm
"Drill screws" are also known as "drill screws", "drill screws" and "self-drilling screws". Northerners also call them "dovetail mortise and tenon screws". Chinese (Simplified) : SELF DRILLING SCREWS.ACCORDING TO THE IMPLEMENTATION STANDARD, THE DRILL SCREWS CAN BE DIVIDED INTO: GB/T, DIN, JIS, ISO.
It can also be divided into the following categories according to the use and shape:
1. Cross groove pan head self-drilling and self-tapping screws. Executive standard: GB/T 15856.1-2002, and has the following specifications: (also known as round head drill tail)
2. Cross recessed head self-drilling and self-tapping screws. Executive standard: GB/T 15856.2-2002. It has the following specifications: (also known as flat-head drill tail, salad head.)
3. Cross recessed head self-drilling and self-tapping screws. Executive standard: GB/T 15856.3-2002 has the following specifications: This specification
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