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DIN 7991 Stainless Steel Hex Socket Countersunk Head Screws | A2/A4 Grade Machine Bolts | Flat Head Allen Drive Fasteners

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Shaanxi Flourish Industrial Co., Ltd.

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DIN 7991 Stainless Steel Hex Socket Countersunk Head Screws | A2/A4 Grade Machine Bolts | Flat Head Allen Drive Fasteners

Model Number : FLRS-B04S

MOQ : 1000 pieces

Delivery Time : 8-20days

Payment Terms : T/T， L/C

Surface : plain ,polish

Color : Yellow, blue, white zinc plated, Galvanized,HDG,Chromate,Dacromet

Price : USD0.01-1/PC

Standard : ANSI/ASME, JIS, EN, DIN,GB, ISO

Head : allen countersunk head

Supply Ability : 10tons/month

Material : Stainless Steel

Certification : ISO9001

Place of Origin : China

Packaging Details : carton/ plywood cases/plywood pallets

Brand Name : FLRS or　OEM

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DIN 7991 Stainless Steel Hex Socket Countersunk Head Screws | A2/A4 Grade Machine Bolts | Flat Head Allen Drive Fasteners

Product Description

Attribute	Specification
Product Name	DIN 7991 Stainless Steel Hex Socket Countersunk Head Screw
Standard	DIN 7991 / ISO 10642
Material	A2/A4 Stainless Steel (304/316 Optional)
Drive Type	Hex Socket (Allen)
Head Style	Flat Countersunk (82° / 90° Angle)
Thread Type	Metric Coarse/Fine
Surface Finish	Yellow, blue, white zinc plated, Galvanized,HDG,Chromate,Dacromet
Temperature Range	-60°C to +260°C
Certification	ISO
Used	Building Industry Machinery
Available Packing	Plastic bags+Chipboard Cartons+Plywood pallet with Belt and Film

Key Features

✓ Corrosion-resistant - A2/A4 grade stainless steel for harsh environments
✓ Flush mounting - Countersunk head sits perfectly flush with surfaces
✓ Secure fastening - Hex socket drive prevents cam-out during torque application
✓ Interchangeable - Complies with DIN/ISO standards for universal compatibility
✓ Durable - Cold-forged for superior tensile strength

Typical Applications

AMachinery - Precision equipment assembly where flush surfaces are critical
• Marine/Outdoor - Corrosion-resistant fastening for marine hardware & structures
• Automotive - Engine components and body panel attachments
• Architecture - Decorative fixtures requiring invisible fasteners
• Electronics - Securing chassis/covers without protruding hardware

Our services

1. Good after-sales service. Any small problem happening will be solved at the most prompt time;
2. Many years of export experience ;
3. Specifications list is available upon your request ;
4. Welcome to sending inquiry, we will reply soon ;
5. Prompt shipment with professional documents ;
6. Custom packing, with photo before shipment;
7. High quality and competitive price;

8. Patience and prompt feedback;

DIN 7991 Stainless Steel Hex Socket Countersunk Head Screws | A2/A4 Grade Machine Bolts | Flat Head Allen Drive Fasteners

DIN 7991 Stainless Steel Hex Socket Countersunk Head Screws | A2/A4 Grade Machine Bolts | Flat Head Allen Drive Fasteners Images

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