Global Fastening Customization Solutions Supplier
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Products
SS Hex Head Self Drilling Screws
Product Description
| Product Name | Stainless Steel Hexagon Self Drilling Screw |
| Material | Made from 304 stainless steel, these screws have good chemical resistance and may be mildly magnetic. They are also known as A2 stainless steel. |
| Head Type | Hex |
| Length | Is measured from under the flange |
| Head Height | Includes the flange |
| Application | A self-drilling screw has a drill bit point that eliminates separate drilling and tapping operations for faster, more economical installations. The drill point allows these drill screws to be installed into steel base materials up to 1/2" thick. Self-drilling screws are available in a variety of head styles, thread lengths, and drill flute lengths for screw diameters #6 thru 5/16"-18. |
| Standard | Screws that meet ASME or DIN7504K with standards for dimensions. |
| 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 | |
| c | min | 0.4 | 0.6 | 0.6 | 0.8 | 0.9 | 1 | 1 | |
| dc | max | 6.3 | 8.3 | 8.3 | 8.8 | 10.5 | 11 | 13.5 | |
| min | 5.8 | 7.6 | 7.6 | 8.1 | 9.8 | 10 | 12.2 | ||
| e | min | 4.28 | 5.96 | 5.96 | 7.59 | 8.71 | 8.71 | 10.95 | |
| k | max | 2.8 | 3.4 | 3.4 | 4.1 | 4.3 | 5.4 | 5.9 | |
| min | 2.5 | 3 | 3 | 3.6 | 3.8 | 4.8 | 5.3 | ||
| kw | min | 1.3 | 1.5 | 1.5 | 1.8 | 2.2 | 2.7 | 3.1 | |
| r | max | 0.4 | 0.5 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 | |
| s | max | 4 | 5.5 | 5.5 | 7 | 8 | 8 | 10 | |
| min | 3.82 | 5.32 | 5.32 | 6.78 | 7.78 | 7.78 | 9.78 | ||
| dp | 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 | ||
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