<h2>Product Introduction</h2>
<h3>8.8 Grade DIN6923 Serrated Flange Nuts</h3>
Our DIN6923 serrated flange nuts are made of high-quality 8.8 grade carbon steel.
Integrated flange with serrated teeth delivers great anti-slip and anti-loosening effect, evenly spreading pressure on the joint surface.
<h2>Surface Treatment & Application</h2>
<h3>Available Finishes</h3>
Surface treatment: black oxide, hot dip galvanized available. Matches standard hex bolts.
<h3>Application Scenarios</h3>
Widely used in machinery, construction, automotive and industrial fastening projects.
<h2>Quality & Custom Service</h2>
<h3>Quality Standard</h3>
Strict quality inspection to comply with DIN6923 standard.
<h3>OEM Support</h3>
OEM custom specifications are welcome.
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