34MM Half Threaded M4 Screw Bolt With Plum Blossom Cold Heading Hardware Component
Cold heading, Half Threaded M4 screw bolt with Plum Blossom Head, Food-grade Precision Hardware Component
I. Home Furnishing Scene
1. AI Smart Door Lock (Example: TCL K11D Pro)
- AI 3D facial recognition with high accuracy in dark, backlight and side-light environments.
- Supports voice control for unlocking and status inquiry.
- AI camera detects strangers lingering and package placement, with automatic capture and alarm.
- Built-in AI pet interaction for light emotional interaction.
- Supports remote temporary authorization, visitor passwords, and cloud synchronization of unlock records.
2. Built-in AI Smart Hinge / Slide Rail
- Senses opening force, angle and usage frequency in real time; AI automatically adjusts buffer speed.
- Supports voice control and gesture-sensing opening.
- Compatible with whole-house smart systems for linkage with lighting, air conditioning and curtains.
- Early warning for abnormal force, blockage and overload to extend service life.
3. Smart Lifting Hardware System
- Voice-activated automatic lifting with adjustable height.
- Anti-pinch and anti-collision with immediate stop upon obstruction.
- Stable load capacity over 15kg.
- Automatic return and space-adaptive design.
4. Smart Door & Window Hardware
- Automatically closes upon rain and wind detection.
- Supports fingerprint, password, NFC and mobile phone unlocking.
- Real-time alarm for forced opening.
- Linked with ventilation, air conditioning and security systems.
We have introduced advanced equipment and technology from Japan and Germany (CNC 5-axis and 6-axis machines) to better serve our customers' needs.
Our maximum processing outer diameter is 60, and the minimum control tolerance is 0.001. We have Japanese CNC Tsugami, CNC Citizen, multi-station cold extrusion forming machines, 500T press machines, casting equipment, and various process equipment, which can effectively provide customers with the best technical solutions.
Our company has a total of 300 employees, including 20 technicians, 10 engineers, and 15 quality control personnel. We have over 300 pieces of equipment.
Our company implements 8S management and has passed ISO9001 and TS16949 automotive certifications.
Our customers include , bo-sch, Foxconn, Motors, Husqvarna, Shimano, NVIDIA, DJI Drones, Siegenia, and Cater-pillar.
| OUR CAPACITY | ||||
| Main product names: | Stainless steel screws, carbon steel screws, pins, rivets, nuts, | |||
| eccentric nails, embedded parts, and other fasteners. | ||||
| Business Type | Factory / Maufacture | |||
| Service | CNC Machining | |||
| Turning and Milling | ||||
| CNC Turning | ||||
| Cold heading | ||||
| stamping | ||||
| Assembly Service | ||||
| Material | 1). Aluminum: AL 6061-T6, 6063, 7075-T etc | |||
| 2). Stainless steel:303,304,304L,316L,316F,630,410,420,430, etc | ||||
| 3). Steel: 4140, Q235, Q345B,20#,45# 1215,12L14 ,1144,1006,1008,1010,1015,1018 ,10B21,1035,1065 etc. | ||||
| 4)Alloy steel:5140,4135,4140,3435,5120,415 ,435,440 etc | ||||
| 5). Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc | ||||
| 6). Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90),C27000,C51900,C11000,C3604,H62,H65 etc | ||||
| 7). Copper, bronze, Magnesium alloy, Delrin, POM,Acrylic, PC, etc. | ||||
| Finish | Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish, | |||
| Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing, | ||||
| electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench), | ||||
| Electro Polishing,Chrome Plating, Knurl, Laser etch Logo, etc. | ||||
| Drawing format | STEP,STP,GIS,CAD,PDF,DWG,DXF etc or samples. | |||
| Tolerance | +/-0.01mm ~ +/-0.05mm | |||
| Surface roughness | Ra 0.1~3.2 | |||
| Inspection | Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier,CMM | |||
| Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge | ||||
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.











