Anti theft screws, also known as anti disassembly screws, are used by major businesses in today's society to protect their own interests. The so-called anti theft screws are designed to prevent disassembly. In today's society, anti theft screws are also increasingly used, but why can't anti theft sc
When manually tightening and loosening screws on construction sites and other workplaces, the time-consuming work of replacing the screwdriver head according to the size of each screw groove can sometimes lead to users using screwdriver heads that do not match the groove size for disassembly and ass
High strength bolts are made of high-quality alloy structural steel of grade 10.9S or 8.8S and undergo heat treatment. High strength bolt holes should be drilled into holes. The aperture of high-strength bolts connected by friction type is 1.5-2.0mm larger than the nominal diameter d of the bolt; Th