307 Three Round Hole Self tapping Screw Sleeve M8 * 1.25-9mm
The self tapping screw sleeve is generally made of carbon steel and
(1) Carbon steel c1215 is coated with yellow color zinc, blue zinc
or blue white zinc, which is suitable for aluminum alloy,
Copper alloy, plastic and other substrates with low engineering
(2) Stainless steel 303 (or stainless steel 304 and 316); It is
suitable for products with high strength such as cast iron.
Advantages of using self tapping screw sleeve:
1. The self tapping thread does not need to be tapped in advance
during installation, but can be directly screwed into the specific
hole reserved by the base metal.
2. The self tapping screw sleeve can solve the problem of thread
breakage and effectively improve the bonding strength with the base
metal. For the mother thread with broken teeth, the same screw as
the original can also be used, which is economical and beautiful.
|Place of Origin||Henan, China|
|Brand||Xi Yang Yang|
|Material||304 stainless steel|
|Supply Ability||12000000 pieces per week|
|Packaging Details||Polybag+Carton+Wood pallet|
|Lead Time||3-5 days after payment|
Properties of steel wire insert
Steel wire screw sleeve is a new type of connection and fastening
which can effectively improve the connection conditions and greatly
improve the reliability of screw connection
Disassembly method edit
Insert the tip of the remover into the screw sleeve hole, press and
hold the handle firmly,
and rotate it anticlockwise to remove the screw sleeve.
Wire inserts for maintenance:
Simple example: diesel engine body, all kinds of aluminum parts,
lathe cutterhead, etc.
will be scrapped due to the damage of one screw hole. As long as
the screw hole is re tapped and the screw sleeve is installed,
the scrapped parts will come back from the dead, and the
performance will not be reduced.
Especially for large-scale expensive machine parts, it shows its