Self drilling Screw made of 410 stainless steel, high hardness (40 Rockwell C), steel process.
Drilling screw is also very strong hardness, compared to the ordinary screw up, not only to maintain the ability is good, the connection object effect is also very strong, for the performance of the screw, are generally does not need auxiliary processing, can be directly on the object directly drill a Kong Sue into objects, not just use rise very convenient, Also can greatly improve the efficiency of work. This kind of drilling screw can be said to be the first choice of workers in various fields.
So what is the use of drilling screws? Self drilling screw,hex Self drilling screw,truss Self drilling screw,flat Self drilling screw,pan Self drilling screw Shenzhen Lanejoy Technology Co.,LTD , https://www.wire-spring.com
1 stainless steel plate, metal plate, galvanized steel plate, engineering installation.
2 metal curtain wall metal light compartment and other indoor and outdoor installation.
General Angle steel, channel steel, iron plate and other metal materials combined installation.
4, automobile, container, shipbuilding, refrigeration equipment and other assembly projects.
1, Strict compliance with safety regulations and handing over system, non-non-Secretary pump operator control equipment to prevent accidents. 2, the operation is strictly prohibited wipe equipment, all kinds of tools and other items, are not allowed on the pump and motor. 3, found that anomalies and failures, immediately reported classes (group), agreed to take measures; special circumstances may be the first to take measures after the report. 4, in case of power outage, should cut power segment; case of thunderstorm, suspended operation. 5, self-priming centrifugal pumps and pipe pumps before the first start to pump, after use do not have to pump.