Rapid Prototype Service Oem High Quality Cnc Machining Processing Service
Customized
Our custom CNC machined parts are manufactured to meet even the most demanding specifications, ensuring superior performance and reliability in your product.
minimum order
1 piece
Quantity
$0.10 - $10.00
/ piece
Our custom CNC machined parts are manufactured to meet even the most demanding specifications, ensuring superior performance and reliability in your product.
| Key Attributes | |
| Machining Capabilities | CNC Machining Processes:Broaching, Drilling, Etching/Chemical Machining, Laser Machining, Milling, Turning, Wire EDM, Rapid Prototyping |
| Materials Supported | Aluminum, Brass, Bronze, Copper, Hardened Metals, Stainless Steel, Steel Alloys, Plastic |
| Micro-Machining or Not | Micro Machining |
| Key Processes | CNC Milling, Turning, Drilling |
| Tolerance Standards | Industry-standard precision |
| Surface Treatments | Anodizing, Plasting, Polishing, etc. |
| Applications | Control Systems, Automotive Components |
| Place of Origin | Guangdong, China |
| Model Number | CUSTOM |
| Service Type | Customized OEM/ODM Manufacturing |
| Drawing Formats | PDF, CAD, IGES, STEP |
| Delivery Time | 7-30 Days |
| MOQ | 10 pcs |
· Product Overview
This Precision Knurled Thumb Screw is engineered for tool-free manual tightening and adjustment in instrumentation, furniture, and industrial equipment. Manufactured via advanced CNC machining, it delivers exceptional dimensional accuracy, reliable grip, and corrosion resistance—enabling precise, hassle-free assembly and adjustment across diverse applications.
· Core Specifications
- Material:
- 304 Stainless Steel: Chosen for its superior corrosion resistance, high mechanical strength, and sleek aesthetic, making it suitable for indoor, outdoor, and mild industrial environments.
- Process Standards:
- CNC Machining + Precision Knurling: Dimensional tolerance controlled within ±0.02mm, ensuring consistent thread engagement and knurled grip precision. Compliant with ISO 9001 quality management standards.
· Application Scenarios
- Instrumentation & Electronics: Used for manual adjustment and secure fastening in test equipment, control panels, and electronic enclosures, allowing tool-free maintenance and calibration.
- Furniture Assembly: Acts as a functional and decorative fastener in custom furniture, shelving, and cabinetry, facilitating easy assembly and occasional repositioning.
- Industrial Equipment: Deployed in machinery, fixtures, and tooling for manual component positioning and secure locking, enhancing operational flexibility and efficiency.
· Production Process Introduction
- Material Preparation: Raw 304 stainless steel bars are inspected for quality and cut to precise lengths.
- CNC Machining: The screw’s shank, head, and threaded section are formed via multi-axis CNC turning to achieve exact geometric specifications.
- Knurling Process: The head undergoes precision knurling to create a textured grip, ensuring reliable manual torque application without slipping.
- Thread Forming: High-precision thread rolling or cutting is performed to produce uniform, tightly toleranced threads for secure engagement.
- Quality Inspection: Dimensions (thread pitch, length, knurling depth) are verified using gauges and optical inspection systems, while torque tests confirm grip reliability.
· Packaging and Shipping Methods
- Packaging: Each screw is individually packed in anti-scratch pouches. Bulk orders are secured in moisture-proof cartons with partition layers to prevent scratching, corrosion, or deformation during transit.
- Shipping:
- Small Orders: International Express (DHL, FedEx, UPS) with tracking for timely delivery.
- Large-Volume Orders: Sea Freight for cost-effective bulk transportation; Air Freight available for urgent requirements.
· Process

· Frequently Asked Questions (FAQ)
Q1: What is the Minimum Order Quantity (MOQ)?
A1: For standard screws, MOQ is 500 pieces per specification (size/thread). For custom screws, MOQ is 1,000 pieces (negotiable for prototype/trial orders).
Q2: What is the Lead Time?
A2:
- Standard Orders: 10–15 working days.
- Custom Orders: 15–20 working days (includes tooling, sampling, and mass production).
Q3: Can I Customize This Thumb Screw?
A3: Yes. Full customization is available for material (304/316 stainless steel, brass, etc.), dimensions (length, diameter, thread type), knurling pattern, surface finish (polishing, plating), and branding (laser marking). Provide technical drawings (2D/3D models) or specific requirements for a tailored solution.
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