Hexagon Hex Socket Countersunk Screw Flat Head Allen Bolts M3 M4 M5 304 Stainless Steel DIN7991 - HomeDIYer
Hexagon Hex Socket Countersunk Screw Flat Head Allen Bolts M3 M4 M5 304 Stainless Steel DIN7991 - HomeDIYer
Hexagon Hex Socket Countersunk Screw Flat Head Allen Bolts M3 M4 M5 304 Stainless Steel DIN7991 - HomeDIYer
Hexagon Hex Socket Countersunk Screw Flat Head Allen Bolts M3 M4 M5 304 Stainless Steel DIN7991 - HomeDIYer
Hexagon Hex Socket Countersunk Screw Flat Head Allen Bolts M3 M4 M5 304 Stainless Steel DIN7991 - HomeDIYer

Hexagon Hex Socket Countersunk Screw Flat Head Allen Bolts M3 M4 M5 304 Stainless Steel DIN7991

Sale price$4.14 USD
Size:M3*8mm
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Hexagon Hex Socket Countersunk Screws (M3/M4/M5)

🔧 Key Specifications

  • Standard: DIN7991 Compliant
  • Material: 304 Stainless Steel
  • Drive Type: Hex Socket (Allen Key)
  • Head Style: Flat Countersunk
  • Available Sizes: M3 × 6mm-50mm | M4 × 8mm-60mm | M5 × 10mm-80mm

⭐ Product Highlights

Precision Engineered Design

Manufactured to DIN7991 specifications for exact dimensional accuracy and load-bearing reliability in mechanical assemblies.

Flush Surface Integration

130° countersunk angle creates seamless surface alignment for automotive trim, aerospace panels, and furniture installations.

Corrosion-Resistant Construction

304 stainless steel provides:
- Saltwater corrosion resistance (3,000+ hours salt spray tested)
- Temperature range: -150°C to 800°C
- HRC 28-32 hardness rating

Torque Optimization

Hex socket design enables:
- 25% higher torque capacity vs Phillips drives
- Reduced cam-out risk
- DIN 911 compliant hex key compatibility

⚙️ Technical Specifications

Property M3 M4 M5
Thread Pitch 0.5mm 0.7mm 0.8mm
Head Diameter 5.7mm 7.6mm 9.5mm
Torque Capacity 1.2Nm 2.5Nm 5.0Nm

Customer Reviews

Based on 2 reviews
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M
Michael Minor
Very nice

Very nice

R
RAMON G.
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