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**Product Specifications:**
- **Model No.:** CNC Turning (JST-CT074)
- **Name:** Bicycle Spare Parts
- **Size:** Customized, as per drawing requirements
- **Processing Method:** CNC Turning, CNC Machining
- **Tolerance:** +/- 0.02mm
- **Surface Roughness:** Ra1.6
- **Trademark:** JST or OEM
- **Transport Package:** 1 PC in a PE bag, 15 Kgs per carton
- **Specification:** CE, RoHS, SGS
- **Origin:** Jiangsu, China
At JST Industry, we specialize in precision CNC machining and provide high-quality bicycle spare parts tailored to your specific needs. Our advanced manufacturing capabilities include 3-5 axis milling, lathes, grinding, and more, supported by state-of-the-art metrology equipment. This allows us to produce complex components with exceptional accuracy and efficiency, whether it's for prototyping or mass production.
Our extensive range of processing methods includes CNC Milling, CNC Turning, Turning-Milling Machining, Micro Machining, Grinding, Boring, and Tapping. We work with various materials such as Stainless Steel, Alloy Steel, Carbon Steel, Brass, Copper, Aluminum, POM, and PTFE. Surface treatments like Polishing, Sand Blasting, Anodizing, Zinc Plating, Nickel Plating, Blackening, QPQ, and Painting are also available to meet your finishing requirements.
We adhere to international standards including ANSI, ASTM, DIN, JIS, BS, GB, and ISO. Our products are widely used in medical, aerospace, military, instrumentation, optics, food equipment, automotive, and furniture industries.
With over 15 years of experience in precision machining, JST has built a strong reputation for quality, customer service, and innovation. Our commitment to excellence ensures that every part meets the highest standards.
**Machining Facilities:**
| Equipment Description | Workpiece Dimensions | Processing Accuracy | Quantities | Brand |
|----------------------------|--------------------------|---------------------|------------|---------|
| 3-axis machining center | Max. 1000 x 1200mm | +/-0.01mm | 6 | DMG |
| 4-axis machining center | Max. 1000 x 1500mm | +/-0.01mm | 4 | DMG |
| 5-axis machining center | Max. 1000 x 1500mm | +/-0.01mm | 2 | DMG |
| CNC lathe | Max. diameter 100mm | +/-0.01mm | 20 | SMTCL |
| General lathe | Max. diameter 500mm | +/-0.05mm | 2 | SMTCL |
| Turning-Milling machine | Max. diameter 100mm | +/-0.01mm | 6 | DMG |
| Longitudinal lathe | Max. diameter 30mm | +/-0.01mm | 6 | TSUGAMI |
| Automatic lathe | Max. diameter 20mm | +/-0.02mm | 30 | TY |
| CNC Swiss Lathe | Max. diameter 20mm | +/-0.01mm | 6 | TSUGAMI |
In addition to these machines, we also have milling machines, drilling machines, centerless grinders, and external cylindrical grinders. Our inspection equipment includes Vernier Calipers, Micrometers, Height Gauges, Hardness Testers, 2D Image Measuring Instruments, TESA Micro-Hite 300, Mitutoyo Surface Roughness Testers, Mitutoyo CMM, and Ultrasonic Cleaners.
**FAQ:**
**Q1: Are you a trading company or a manufacturer?**
A: We are a manufacturer.
**Q2: How long is your delivery time?**
A: Typically, sample delivery takes 10-15 days, and official orders take 30-45 days.
**Q3: How long will it take to quote RFQs?**
A: Usually 2-3 days.
**Q4: Do you provide samples?**
A: Yes, samples are free if the cost is not too high.
**Q5: Which countries are your target markets?**
A: America, Canada, Europe, Australia, and New Zealand.
**Q6: Do you have experience working with overseas customers?**
A: Yes, we have over 10 years of exporting experience, with 95% of our products exported internationally. We are experienced in OEM parts and familiar with standards like ANSI, DIN, ISO, BS, and JIS.
**Q7: Do you have reference customers?**
A: Yes, we have been appointed as a supplier to Parker (USA) since 2012. Our management philosophy is "Supply the top quality precision machined parts" — on time, every time.