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M2-M16 tailless wrench
Tail-less screw sleeve is a kind of steel wire screw sleeve without mounting shank design, which is precision wound by high strength metal wire with internal and external thread structure. Its main feature is that there is no need to remove the tail shank during installation, which simplifies the installation steps and greatly improves the work efficiency, especially suitable for blind holes, difficult to remove the installation shank occasions, as well as the requirements of efficient and accurate installation environment. Tailless bushings can effectively enhance the bearing capacity and wear resistance of internal threads after installation, and are widely used in automotive, aviation, electronics, machinery and other industries for repairing damaged threaded holes, enhancing the threaded connection of low-strength materials, and improving the overall performance of threaded holes. Installation of Tailless Sleeves usually requires special installation tools, including:
1. Tailless Sleeve Installation Tool: This tool usually includes an installation wrench and a tapping tool, the installation wrench is used to screw into the Tailless Sleeve, and the tapping tool is used to pre-machine a threaded hole in the material to be installed that is suitable for the size of the Sleeve.
2. Tailless Sleeve Installation Guide: This tool is used to ensure that the sleeve maintains the correct position and direction during installation, especially when installing in blind holes. These tools are used to ensure that the sleeve remains in the correct position and orientation during installation, especially in blind holes.
3. Threaded Bottom Hole Pre-Processing Tools: such as taps or drills used to pre-machine the bottom hole in the material.
4. Tailless Sleeve Removal Tools: specialized tools used when it is necessary to remove the sleeve. The use of these special tools not only ensures the correct installation and efficient use of the Tail Free Sleeve, but also minimizes installation errors and improves the reliability and safety of the threaded connection.
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| Category | Size | Internal thread | Outer thread | Length |
| Heavy | M4 | M4*0.7 | M8*1.25 | 8mm |
| M5 | M5*0.8 | M10*1.25 | 10mm | |
| M6 | M6*1 | M12*1.25 | 12mm | |
| M8 | M8*1.25 | M14*1.5 | 14mm | |
| M10 | M10*1.5 | M16*1.5 | 16mm | |
| M12 | M12*1.75 | M18*1.5 | 18mm | |
| M14 | M14*2 | M20*1.5 | 20mm | |
| M16 | M16*2 | M22*1.5 | 22mm |
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