Finexpress Precision Manufacturing (dongguan) Co., Ltd
Dongguan Zhonggu Metal Co., Ltd
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Product Overview
Elevate your assembly projects with our Straight Knurled Brass Threaded Insert Nuts, engineered to deliver unmatched strength and adaptability in wood, plastic, and composite materials. Featuring a precision straight knurled exterior and corrosion-resistant brass construction, these inserts provide a secure, reusable thread for applications demanding durability and reliability. Ideal for furniture, marine hardware, automotive components, and industrial equipment, they ensure long-lasting performance in even the harshest environments.
✅ High-Strength Brass Construction
Crafted from C36000 free-cutting brass, these inserts resist corrosion, tarnish, and wear, making them perfect for humid, marine, or chemical-exposed settings.
✅ Straight Knurled Exterior
Diamond-pattern knurling bites into host materials, preventing rotation or pull-out under vibration, torque, or dynamic loads.
✅ Metric & Imperial Thread Options
Available in M4–M12 (metric) or #8–½" (imperial) internal threads to match your bolts, screws, or studs.
✅ Easy Installation
Install with standard insertion tools, press-fit methods, or heat-setting (for thermoplastics)—no adhesives required.
✅ Reusable & Stripped-Proof
Durable brass threads withstand repeated assembly/disassembly, ideal for modular designs or prototypes.
✅ ROHS & REACH Compliance
Lead-free and eco-friendly, meeting global safety standards for consumer and industrial use.
Material: C36000 Brass (Nickel/Chrome Plating Optional)
Thread Size: M4–M12 (Metric) or #8–½" (Imperial)
External Diameter: 6mm–18mm (Custom Sizes Available)
Length: 10mm–40mm (Customizable up to 60mm)
Knurling Type: Straight Diamond Pattern (Enhanced Grip)
Temperature Resistance: -40°F to 400°F (-40°C to 204°C)
Load Capacity: Up to 1,200 N (Dependent on Size/Material)
Certifications: ROHS, ISO 9001, ASTM B16
Packaging: 100 pcs/bag (Bulk/Custom Packaging Available)
| More Detail Informations | | |
| Available Material | 1.Stainless Steel: SS303, SS304, SS316, SS410, SS420; 2.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045; 3.Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70 ; 4.Aluminum: Al6061, Al6063 etc or as your requirements | |
| Head type | CSK Head,Pan Head,Truss Head,Hexagon Head,Round Head,Oval Head,Button Head,Cap Head,Cheese Head,etc. | |
| Hardness | Carbon Steel:HRC:28~35 ,HV450~700 Alloy Steel:HRC:32~39(grade10.9) HRC:39~44(grade12.9) | |
| Finish | Zinc plated, Nickel plated, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver, Phosphorization,Zinc-nickel alloy plated etc. | |
| Sample Available | The sample is free of charge if we have the existing tooling,you only need to pay for the freight cost | |
| Delivery time | Samples time 3-5 working days, Lead time 20-25 working days | |
| Pricing Term | EXW Dongguan(FCA),FOB, CIF, CNF, DDU,etc. | |
| Packing | Bulk in PE bag or Small boxes.then in carton .pallet | |
| Payment term | TT (30% in advance as deposit, balance before delivery) , L/C, Western Union,PayPal etc | |
| Management system | ISO9001:2015 | |
| Certificate | ISO,ROHS | |