Dongguan Guanbiao Hardware Products Co., LTD
Dongguan Guanbiao Hardware Products Co., LTD Innovation is the foundation, quality is the life, pragmatism is the purpose, and efficiency is the goal. Customer satisfaction is our ultimate goal.
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Micro-adjustment hex eccentric screws for sensitive industries. ±0.5-1.2mm offset. 316L stainless steel, electropolished. FDA/ISO compliant. Hex sizes: H3-H7. Custom lengths.
Achieve **sub-millimeter alignment** in critical applications with **A4 Stainless Hex Eccentric Screws**. The **laser-verified offset shank (±0.5-1.2mm)** corrects micro-deviations in instruments, while **316L stainless steel (A4-80)** resists saltwater, chemicals, and autoclave sterilization. **Electropolished finish (Ra<0.1µm)** meets FDA/ISO 13485 hygiene standards.
TECHNICAL SPECIFICATIONS | |
| Drive Type | Hex Socket (Internal Allen Drive) |
| Eccentric Offset (e) | ±0.5mm, ±0.8mm, ±1.0mm, ±1.2mm |
| Hex Size (AF) | H3 (M4), H4 (M5), H5 (M6), H6 (M8) |
| Sizes | M4x12mm to M8x40mm |
| Tensile Strength | 800 MPa |
| Material | Alloy Steel 42CrMo (Grade 12.9) |
| Surface Treatment | Passivation + Electropolishing (Ra 0.08-0.1µm) |
| Max Plate Thickness | 10mm (per side) |
| Customization | Low-profile heads, custom e-values, EP grades |
Primary Uses & Applications:
- Surgical robot joint calibration
- Marine navigation equipment
- Semiconductor wafer handlers
- Optical lens mounts
- Pharmaceutical filling machines
How to Use:
1. **Measure** hole deviation angle.
2. **Rotate** screw to set offset direction.
3. **Hand-tighten** with **hex key** (e.g., H4 for M5).
4. **Final torque**: 3-6 Nm (M6) using torque wrench.