Premium 316 stainless meter screws for coastal areas. Phillips/slotted combo, round head with hole. M4-M6 sizes. Electropolished finish. Withstands salt spray. ISO 3506 certified.
Engineered for harsh coastal environments, **A4 Stainless Electric Meter Screws** offer superior saltwater resistance with **316 stainless steel construction**. The **electropolished finish** prevents corrosion while the **security hole** enables sealing with anti-tamper wires. Ideal for marine meters and coastal utility boxes.

TECHNICAL SPECIFICATIONS | |
| Thread Size | M4, M5, M6 |
| Head Type | Round Head with Signal Security Hole (Ø2.0mm) |
| Total Length (L) | M4: 16-25mm; M5: 20-30mm; M6: 25-40mm |
| Thread Length | Half Thread (L-4mm) |
| Head Diameter | M4: 7mm; M5: 8.5mm; M6: 10mm |
| Drive Type | Phillips/Slotted Combo (PH2/P3 + 4mm Slot) |
| Material | A4-80 Stainless Steel (316) |
| Surface Treatment | Passivation + Electropolishing (Ra<0.4µm) |
| Customization | Custom hole diameters, laser engraving |

Primary Uses & Applications:
- Coastal electricity substations
- Offshore meter cabinets
- Chemical plant metering
- High-humidity regions
- ISO 15118-compliant EV chargers

How to Use:
1. Clean threads with isopropyl alcohol.
2. Install with **torque-controlled driver** (1.5-3Nm for M5).
3. Apply **marine-grade seal wire** through hole.
4. Crimp with **numbered security seal**.