





Custom Fasteners
Cross Groove Custom Zinc Nickel Pan Head Hex Socket Screws Grade 8 ASTM A307gr a Manufactured for Versatile Applications
High quality Cross Groove Custom Zinc Nickel Pan Head Hex Socket Screws Grade 8 ASTM A307gr a Manufactured for Versatile Applications from China, China's leading product market Custom Groove Pan Head Socket Screws product, with strict quality control Groove Pan Head Socket Screws factories, producin
- Origin
- China
Technical data
Specifications
| Model NO. | Custom Screw |
|---|---|
| Groove | Cross |
| Connection | Common Bolt |
| Head Style | Hexagonal |
| Standard | DIN, GB, ANSI, BSW, JIS, GOST |
| Grade | SAE J429 Gr.2, 5, 8; ASTM A307gr.a, 8.8 |
| Material Options | Customized |
| Measurement System | Inch, Metric |
| Standard Optional | DIN/ISO/ANSI/DIN/Bsw/JIS/GOST/GB |
| Length Customization Range | 1mm~600mm |
| Transport Package | Independent Carton, Self-Sealing Bag, Blister,Vacu |
| Specification | Custom |
| Trademark | LOCK TECH |
| Origin | China |
| HS Code | 731810000 |
| Package Size | 25.00cm * 25.00cm * 10.00cm |
| Package Gross Weight | 10.000kg |
Description
About this part
Product Description
Custom Non-Standard Cold Heading Screws – Precision-Tailored for Your Unique Needs
Specializing in non-standard cold heading screws, Lock Technology (Shenzhen) Co., Ltd. has ushered in a new era of precision, setting unprecedented benchmarks in fastener solutions. By employing cutting-edge multi-station cold heading machinery and groundbreaking precision mold technology, we produce fastening solutions that are unmatched in accuracy, robustness, and adaptability. Ideal for applications in automotive, electronics, and machinery sectors, our meticulously engineered screws exceed every specification you require. Dive into limitless customization possibilities with options in materials, including stainless steel and alloy steel, a diverse range of head types, advanced thread designs, and premium surface finishes such as zinc plating or Dacromet coating. Our products adhere to the highest standards for dimensional precision, tensile strength, and corrosion resistance, ensuring flawless performance even in the harshest conditions. Experience the future of equipment performance with our flexible small-batch production, rigorous quality controls, and cost-effective delivery options. Partner with us to explore new heights of operational excellence and innovative foresight.
– Every Screw, a Masterpiece of Reliable Connection –
Key Parameter
| Material options | 1. Stainless Steel: SUS201; SS303, SS304, SS316, SS410, SS430…; 2. Carbon Steel: C1018, C1022, 10B21,; 3. Alloy Steel:40Cr,SCM435… 4. Brass; 5. Aluminum; 6. Copper; 7. Customized as your requirements. |
Head Style optional | Pan, Truss, Flat, Hexagonal, Round, HEX, Cheese, Binding,Oval | Measurement system: INCH, Metric |
| Drive Style optional | Phillips,Torx,Inner Hexagonal,Hexagonal,plum ,Cross,Slotted,Star | Thread Type optional | Self-tapping,Machine teeth(Coarse teeth,Fine teeth),Custom thread | Standard optional:DIN/ISO/ANSI/DIN/BSW/JIS/GOST/GB |
| Finish optional | Plated:Zinc,Zinc nickel alloy , Chrome, Silver,Gold,Brass,Tin Coating:Dacromet,MAGni,Geomet,Electrophoresis,Baking paint Passivation; Oxide:Black Oxide,Anodic oxidation |
Fastener performance optional | 1. Carbon Steel: 4.8~12.9 grade; 2. Stainless Steel: A2-70, A4-70, A4-80, A5-80; 3. Hardening of carburized surfaces:HV400-HV550 4. As you requirement. |
Anticorrosion requirement:Customizable salt spray testing time: 12H, 24H, 48H, 96H, 196H, 240H, 480H, 720H, 840H |
| Size customization range | M0.6mm,M0.8mm ~ M36mm | Length customization range | 1mm~600mm | Environmental Data:Rohs,SCHV,MSDS,IMDS |
| Quality test | Performance test report Salt spray test report Dimensional inspection report PPAP,PSW |
Screw Type | Tapping screws, Machine screws, Wood screws, Drywall screws, Cross recessed screws, Concrete screws, Torx screws, Hex cap screws, Hex socket head screws, Set screws, Shoulder screws, Thumb screws, Binding screws, Flange screws, Screw bolts, Standoff screws, Mini screws, and all custom products, and others. |
Transportation:Fedex, DHL, UPS ,or as customer’s requirements. |
| Packaging | Independent carton, Self-sealing bag, Blister,Vacuum packaging, Pallet,etc. | Sample Available | Free samples, and accept small batch trial production order | |
| 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. |
Main Products

Company Profile
Lock Technology (Shenzhen) Co., Ltd. embodies innovation and unparalleled quality in the fastener and precision machined parts manufacturing industry. Since the inception of our state-of-the-art Shenzhen facility in 2007, we have continually enhanced our capabilities, achieving global recognition with the establishment of an overseas sales company in 2013. Our unwavering commitment to quality and forward-thinking development solidifies our leadership in the industry, delivering products that consistently exceed expectations on a global stage.
Our extensive and dynamic product portfolio seamlessly integrates into thriving industries such as automotive, electronics, electrical equipment, household appliances, communication devices, consumer electronics, optical systems, engineering, and medical equipment. Our expansive facility, covering over 40,000 square meters at No. 11 Zhongxing Road, Kengzi Street, Pingshan District, Shenzhen City, is equipped with over 1,000 cutting-edge machines, including cold heading, thread rolling equipment, CAM and CNC lathes, and CNC milling machines, supported by more than 300 types of inspection tools. With a remarkable annual production and sales value exceeding $10 million, our products reach markets across Europe, America, Africa, and Southeast Asia, earning acclaim for their exceptional quality. Our mission is to provide unmatched value and foster a prosperous partnership with you. We deeply appreciate your consideration of us as your trusted partner.

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FAQ
Q1: Can you provide customized services?
A:Yes, accept OEM/ODM Services. We have 20+ years experience in custom non-standard screw. If you do not have drawing, freely provide product’s drawing based on your requirements.
Q2: Can you supply the samples?
A: Yes, we can provide some samples to you if it has tooling. If it hasn’t tooling, it will pay tooling cost,the shipping
cost should be on the customers’ account.
Q3: How can you ensure the quality?
A: We have profesional QC department to guarantee the quality, We strictly implement the IATF16969,IS9001 quality control and ISO14001 environment management, we can make the parts drawing for your confirm according to your requirements, and can send samples to you confirm again after you confirm the drawing.
Q4: What is the MOQ?
A:For the high value product, our MOQ starts from 1000PCS-10000PCS.For other low value product,Our MOQ starts from 20000PCCS.
Q5: How about the transportation?
A: You can choose any mode of transportation you want, sea delivery, air delivery or door to door express.
Q6: How to place order and make payment?
A: You can send our Purchase order(if your company has), or just send a simple confirmation by email or by TradeManager, and we will send your Proforma Invoice with our bank details. TT and Paypal for your confirmation, then you can make payment accordingly.
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