






CNC Machining Parts
Custom SUS303 Material Crown Screw CNC Machining Parts for Automation Equipment with Dependable Longevity
High-quality custom SUS303 material Crown Screw CNC machining parts designed for automation equipment, ensuring dependable longevity and efficiency.
- Certification
- GS, RoHS, ISO 9001, IATF 16949
Technical data
Specifications
| Certification | GS, RoHS, ISO 9001, IATF 16949 |
|---|---|
| Model NO. | CNC Machined Parts |
| Process Usage | Metal-Cutting CNC Machine Tools |
| Movement Method | Contour Control |
| Control Method | Closed-Loop Control |
| Available Services | Automation Equipment, Industrial Equipment,etc. |
| Transportation | FedEx, DHL, UPS ,or As Customer's Requirements. |
| Quality Assurance | ISO9001, IATF16949, ISO14001,SGS, RoHS, Ppap,MSDS |
| Surface Roughness | Ra: 3.2-0.1, Depending On The Products And Materia |
| Transport Package | Independent Carton, Self-Sealing Bag, Blister,Vacu |
| Specification | Stainless Steel: SUS303, SUS304, SS316, SS316L, 17 |
Description
About this part
Custom SUS303 Material Crown Screw CNC Machining Parts for Automation Equipment
Precision CNC Machined Parts – Manufacturing Excellence
Lock Technology (Shenzhen) Co., Ltd. specializes in high-precision custom CNC turning services. Our advanced CNC lathes and multi-axis machining technology ensure flawless production of intricate parts, precision shaft sleeves, and custom components.
- Specialized solutions for aerospace and medical industries
- Premium materials including stainless steel, aluminum alloy, and titanium alloy
- Micron-level accuracy and reliability for demanding environments
- Comprehensive services from design analysis to mass production
- Rigorous quality assurance with CMM inspection


Technical Specifications
| Application | Automation Equipment, Industrial Equipment, Automobile, Motorcycle, Electronic, Transportation Facilities, Toy, Furniture, Machinery etc. |
|---|---|
| Available Materials | Aluminum: 2000 series, 6000 series, 7075, 5052, etc. Stainless Steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc. Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc. Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper, etc. Titanium: GradeF1-F5,TC4, etc. Plastic: POM/PA/Nylon/PC/PMMA/PVC/ABS/PTFE/PEEK etc. |
| Available Services | CNC Machining, Milling, Turning, Laser Cutting, slow-speed wire cutting, grinding etc. |
| Tolerance | Metal Machining: tightest +/-0.005mm Non-metal Machining: tightest +/-0.01mm |
| Surface Roughness | Ra: 3.2-0.1, depending on the products and materials. |
| Workpiece Size Range | Milling: 500mm*400mm*300mm Turning: Ø0.5mm-Ø160mm*300mm |
| Surface Treatment | Anodize, Bead blasted, Silk Screen, PVD Plating, Zinc/Nickel/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc. |
| Quality Assurance | ISO9001, IATF16949, ISO14001, SGS, RoHs, PPAP, MSDS etc. |
| Lead Time | Samples: 5-7 days; Mass production: 15-25 days; Negotiable. |
| MOQ | Products in stock: Min. order: 500pcs Custom size and materials: Min. order: 5000pcs Negotiable |
| Payment Terms | T/T 30% prepaid, balance before shipment; Negotiable. |
| Transportation | Fedex, DHL, UPS, or as customer’s requirements. |
| Packaging | Independent carton, Self-sealing bag, Blister, Vacuum packaging, Pallet, etc. |
Company Profile
Lock Technology (Shenzhen) Co., Ltd. is a leading manufacturer of fasteners and precision machined parts. Established in 2007 with a state-of-the-art facility in Shenzhen, we expanded globally with an overseas sales division in 2013.
- 40,000 square meter facility in Pingshan District, Shenzhen
- 1,000+ advanced production machines including CNC lathes and milling machines
- 300+ inspection devices for quality control
- Annual production value exceeding $10 million
- Global distribution to Europe, America, Africa, and Southeast Asia





Frequently Asked Questions
Q1: Can you provide customized services?
Yes, we accept OEM/ODM Services. With 20+ years experience in custom non-standard screws, we can create product drawings based on your requirements if you don’t have them.
Q2: Can you supply samples?
Yes, we can provide samples if tooling exists. For new tooling, tooling cost applies and shipping cost is customer’s responsibility.
Q3: How do you ensure quality?
Our professional QC department implements IATF16969, IS9001 quality control and ISO14001 environment management. We provide drawings for confirmation and samples after approval.
Q4: What is the MOQ?
High value products: 1000-10000PCS. Low value products: 20000PCS minimum.
Q5: What transportation options are available?
You can choose sea delivery, air delivery or door-to-door express according to your needs.
Q6: How to place orders and make payments?
Send a Purchase Order or confirmation by email/TradeManager. We’ll provide a Proforma Invoice with bank details for TT or Paypal payment.
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