Place of Origin: | China (Mainland) |
---|---|
Material: | 304 stainless steel/carbon steel/brass |
Color: | Original,Black,Red,Golden |
Plating: | zinc plated/yellow chromated |
Standard: | UNC/UNF/UN/Metric/Imperial |
Quick Details
Specifications
Self tapping inserts are cylindrical metal bushings with internal and external threads and are specially designed
to cut their own threads as they are being driven into a drilled hole.
Features:
1. Self tapping
2. no pre-tapping required
3. Very high pull-out resistance
4. Highly resistant to vibration, can withstand vibration without loosening
5.Produces high quality, permanent,wear-resistant threads
6. Unlimited thread re-usability
7. Protects expensive components from damage
8. Easy to install, standard taps can be used
9. Wide variety of styles to fit almost every application
Technical parameter:(commonly used)
308 self-tapping wlth cutting bores |
Length (mm) |
External thread |
The reference hole diamter |
Minimum borehole depth (mm) |
|
Aluminium alloy |
Cast iron products |
||||
M3-0.5 | 6 | M5-0.6 | 4.6-4.7 | 4.7-4.8 | 8 |
M4-0.7 | 8 | M6.5-0.8 | 6.0-6.1 | 6.1-6.2 | 10 |
M5-0.8 | 10 | M8-1.0 | 7.4-7.5 | 7.6-7.7 | 13 |
M6-1.0 | 12 | M10-1.25 | 9.3-9.4 | 9.5-9.6 | 15 |
M8-1.25 | 14 | M12-1.5 | 11.1-11.3 | 11.3-11.5 | 18 |
M10-1.5 | 18 | M14-1.5 | 13.1-13.3 | 13.3-13.5 | 22 |
M12-1.75 | 22 | M16-1.75 | 15.0-15.3 | 15.3-15.5 | 26 |
M14-2.0 | 24 | M18-2.0 | 17.0-17.2 | 17.3-17.5 | 28 |
M16-2.0 | 24 | M20-2.0 | 19.0-19.2 | 19.3-19.5 | 27 |
Installation process:
Drilling→Tapping→Installing→Breaking off tang
Tools:
1.Drill: used for drilling the base holes
2. taps: used for the processing special internal thread of the base holes.
3.Installation tools: put sets into the threaded hole.
4.Break-off tools: break off the tang of thread insert.
5.Extraction tools: used for removing the damaged thread insert from the threaded hole.