Precision Fasteners Professional Manufacturing · Fast Shipping
Bolts, nuts, screws, washers and custom fasteners — ISO certified, in stock, FOB/CIF/DAP trade terms supported
Product Categories
Covering standard and custom fasteners for industrial, construction, and oil & gas applicationsHex Bolts
DIN 931/933 · M6-M64 · Grade 4.8/8.8/10.9/12.9
Nuts
Hex Nuts, Flange Nuts, Lock Nuts · DIN 934/6923/985
Screws
Self-Tapping, Machine, Socket Head Screws · Various Head Types
Washers
Flat, Spring, Tooth Washers · DIN 125/127
Threaded Rods & Anchors
Threaded Rods, Anchor Bolts, Chemical Anchors · For Construction
Special Fasteners
High-Strength Structural Bolts, Anti-Loosening Parts, OEM Custom
Construction Anchors
Expansion Bolts, Through-Wall Rods, Formwork Tie Rods
Pipe Flange Bolts
Stud Bolts, Flange Bolts · For Oil & Gas Pipelines
Best-Selling Products
Top specifications ordered by buyers worldwideHex Head Bolt (DIN 931)
Size: M6–M64 · Grade: 8.8 Material: Carbon Steel · Finish: Hot-Dip Galvanized
Enquire NowHex Nut (DIN 934)
Size: M3–M64 · Grade: 8 Material: Carbon Steel / Stainless 304
Enquire NowAnchor Bolt (L-Type / J-Type)
Size: M12–M100 · Custom Length Grade: 4.6 · Material: Q235
Enquire NowThreaded Rod (DIN 975)
Size: M6–M64 · Length: 1m or Custom Grade: 4.8/8.8 · Stainless 316
Enquire NowHigh-Strength Bolt (Grade 10.9)
Size: M12–M36 · Structural Use Material: Alloy Steel · Zinc Plated
Enquire NowWhy Choose Rongrun Fasteners
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