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The Machine Screw 3x20mm – CSK Phillips is a high-quality fastener designed for precision mechanical assemblies, electronics mounting, and general-purpose fastening where a clean countersunk finish is required. With a standard diameter of 3mm and length of 20mm, it features a flat-head countersunk (CSK) profile and Phillips drive for easy installation and secure fit. Ideal for industrial machinery, electronics enclosures, robotics, and 3D printer assemblies, this screw is made of durable metal with consistent threading for reliable use.
🔧 Key Features
- Machine Screw with standard M3 (3mm) thread
- CSK (countersunk) flat head for flush surface finish
- Phillips drive for easy and secure fastening
- Length: 20mm – ideal for medium-depth mounting
- Durable steel construction with corrosion resistance
- Ideal for 3D printing, electronics, DIY, and automation projects
- Compatible with M3 nuts and threaded inserts
📐 Technical Specifications
| Product Name | Machine Screw 3x20mm |
| Screw Type | CSK Phillips (Flat Head) |
| Thread Type | Metric M3 |
| Thread Pitch | 0.5mm |
| Length | 20mm |
| Head Diameter | 5.5mm (approx.) |
| Drive Type | Phillips Cross Slot |
| Material | Steel |
| Finish | Zinc Plated / Black Oxide (varies) |
| Mounting Compatibility | M3 Nut, Insert, or Threaded Hole |
| Tensile Strength | Grade 4.8 (Standard), approx. 400 MPa |
| Operating Temperature | -40°C to +150°C |
| Weight (Each) | ~1.3 grams |
📌 Applications
- Electronics enclosures and PCBs
- 3D printer frame and part assembly
- DIY robotics and mechanical projects
- General fastening in industrial and consumer products
💡 Why Choose This Screw?
The Machine Screw 3x20mm – CSK Phillips offers reliable strength, flush fitting, and versatile usability in tight mechanical and electronic assemblies. A must-have for repair kits and prototyping labs.
📦 Package Includes
- 1 × Machine Screw 3x20mm – CSK Phillips
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