M8 Type 307/308 Self Tapping With 3 Cutting Holes For Various Materials
Introduction
Self-tapping thread inserts (self-tapping braces) is now widely used in the automotive industry, rail car industry, shipbuilding industry, household appliances, construction machinery, business machines, electronic products, engineering plastics, advanced modular furniture, aluminum die-casting and other industries.
Self-tapping threaded sleeve mounted without prior tapping, installation tool can be used directly screwed into specific holes in the base material reserved for the female thread teeth have been crushed and the original can be used the same screw, economic appearance, the new articles It can also increase the thread strength.
Parameter
| Finish | Natural colour,Green,Red,Blue |
| Application | Light alloy, heavy industry, medical treatment, foundry industry, others |
| Brand Name | AVIC-Flight |
| Standard | KKV |
| Material | Stainless steel, Carbon steel |
| Name | Self tapping Inserts |
| Model | 302/303, 307/308 |
Feature
● Lightweight yet robust design gives superior holding power
● Quick and simple installation process
● Extensive stock of METRIC, UNC, UNF inserts
● Large variety of materials and coating options
● Special lengths and diameter pitch combinations available to order
● A wide range of tooling options available
Installation method
Self-tapping screw sleeve installation method
1: When the number of installations is small, a simple installation method can be adopted. Specifically, the method of corresponding specification bolt + nut is adopted, and the self-tapping screw sleeve is fixed on the bolt of the corresponding model, and the nut of the same model is used Fix it to make the three into a whole, then use a wrench to screw the screw sleeve into the bottom hole, and then pull out the bolt.
2: When the number of installations is large, special self-tapping screw sleeve installation tools can be used, first install the self-tapping screw sleeve on the special tool, and screw the installed screw sleeve into the pre-made hole about a circle , After ensuring that the tool is perpendicular to the end face of the prefabricated hole, screw in the screw sleeve forcefully. When the end face of the self-tapping screw sleeve is about 0.2mm lower than the end face of the prefabricated hole, stop screwing in and screw out the special tool in the reverse direction. The end of the self-tapping screw sleeve installation tool is a hexagon head, which can be connected with a manual tapping wrench, or an electric or pneumatic tool.
| Options |
| Model | 302 | 303 | 307 | 308 |
| Material | Stainless steel | Carbon steel |
| Standard | KKV |
| Model | Metric | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M16 |
| British | 6-32 | 8-32 | 10-32 | 1/4-20 | 1/2-13 | 5/8-11 |
| Accuracy | Green | Red | Golden | Blue | Non | Customized |
Product Tags:
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307 308 Self Tapping M8 8mm Thread Insert With 3 Cutting Holes Images
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