6 Set M12-1.75x40mm Hex Serrated Flange Bolts 10.9 Grade Carbon Steel Screws

Specifications

Description:1. Material: Made of 10.9 grade carbon steel, black oxide coating finish, high strength, wear-resistant, anti-corrosion.2. Application: It is widely used in the assembly and maintenance of households, machine tools, construction, and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.3. Design: There is a circular serrated flange under the head of the flange bolt, which acts as a gasket and has the function of distributing load and preventing loosening.4. Installation: A wrench is required for installation. Generally, with a hex nut to form a fastener device(Not in the package). It can also be used alone in components with a pre-threaded hole.

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