Болт строительный Jia'er M12x65 закругленный

The construction bolt with nut from Jia'er is designed for the reliable fastening of steel pipe elements and scaffolding systems. Made from high-grade Q235 steel, this fastener ensures the necessary strength and durability for heavy-duty construction environments.

This fastener complies with the JIS B1185-2-1994 standard and features a strength grade of 4.8. The round head shape provides a secure fit against the surface, effectively preventing loosening or shifting of the joints.

Classified as A-level quality, the product guarantees strict adherence to geometric specifications and high thread precision. It is widely used across the construction industry for assembling both temporary and permanent metal structures.