Lock Technology
Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions — 1Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions — 2Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions — 3Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions — 4Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions — 5Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions — 6Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions — 7

Custom Fasteners

Custom Black Finish Screws and Bolts for Durable Assembly with Custom Dimensions

Custom black finish screws and bolts designed for durable assembly projects with precise custom dimensions to meet your specific requirements.

Certification
ROHS, SGS, MSDS,ISO9001,IATF16949,COC
Place of Origin
CHINA

Technical data

Specifications

Place of OriginCHINA
CertificationROHS, SGS, MSDS,ISO9001,IATF16949,COC
Model NO.Custom Fastener
ConnectionCommon Bolt
StandardDIN, ANSI, GB, JIS, BSW, GOST
GradeAs You Requirement.
CoatingPlain, Black, Galvanized, HDG, Etc.
Part NameScrews And Bolts
DimensionAs Per Drawing Or Custom's Sample
Supply Ability500000 Piece/Pieces Per Day

Description

About this part

Custom Black Finish Screws for Durable Assembly Projects

25.00cm × 25.00cm × 10.00cm Custom Package Size Included

Premium Custom Screws with Black Finish

Our HDG Custom Screws with sleek Black Finish are the ideal choice for tailored fastening solutions. Custom dimensions are meticulously designed according to client specifications for a perfect fit.

Custom black finish screws product display
Close-up of custom black finish screws
Packaged custom black finish screws

Customization Options

Material Options
  • Stainless Steel: SUS201, SS303, SS304, SS316, SS410, SS430
  • Carbon Steel: C1018, C1022, 10B21
  • Alloy Steel: 40Cr, SCM435
  • Brass, Aluminum, Copper
  • Customized as per requirements
Head Style Options Pan, Truss, Flat, Hexagonal, Round, HEX, Cheese, Binding, Oval
Drive Style Options Phillips, Torx, Inner Hexagonal, Hexagonal, Plum, Cross, Slotted, Star
Thread Type Options Self-tapping, Machine teeth (Coarse teeth, Fine teeth), Custom thread
Standard Options DIN/ISO/ANSI/DIN/BSW/JIS/GOST/GB
Finish Options
  • Plated: Zinc, Zinc nickel alloy, Chrome, Silver, Gold, Brass, Tin
  • Coating: Dacromet, MAGni, Geomet, Electrophoresis, Baking paint
  • Passivation
  • Oxide: Black Oxide, Anodic oxidation

Technical Specifications

Fastener Performance
  • Carbon Steel: 4.8~12.9 grade
  • Stainless Steel: A2-70, A4-70, A4-80, A5-80
  • Hardening of carburized surfaces: HV400-HV550
  • Customizable to requirements
Anticorrosion Requirements 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 Tests
  • Performance test report
  • Salt spray test report
  • Dimensional inspection report
  • PPAP, PSW

Screw Types Available

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.

Ordering Information

Transportation Fedex, DHL, UPS, or as customer’s requirements
Packaging Independent carton, Self-sealing bag, Blister, Vacuum packaging, Pallet, etc.
Samples Free samples available, and accept small batch trial production orders
Lead Time Samples: 5-7 days; Mass production: 15-25 days; Negotiable
MOQ
  • Products in stock: Minimum order 500pcs
  • Custom size and materials: Minimum order 5000pcs
  • Negotiable

About Lock Technology (Shenzhen) Co., Ltd.

Lock Technology company facility

Established in 2007, Lock Technology (Shenzhen) Co., Ltd. is a pioneer in the fastener and precision machined parts industry. Our 40,000 square meter facility in Shenzhen’s Pingshan District is equipped with advanced manufacturing capabilities including cold heading machines, thread rolling machines, CAM and CNC lathes, and CNC milling machines.

With over 1,000 sophisticated pieces of equipment and 300 varieties of inspection tools, we achieve annual production and sales exceeding $10 million. Our products serve industries including automotive, electronics, electrical equipment, household appliances, communication, consumer electronics, optical, and medical equipment.

Our Certifications

Company certifications including ISO9001, IATF16949

We maintain ISO9001, IATF16949, ISO14001, and ISO45001 certifications, demonstrating our commitment to quality management, sustainability, and occupational health and safety standards.

Packaging & Shipping

Quantity (pieces) 1 – 10000 10001 – 50000 50001 – 100000 > 100000
Lead time (days) 10 15 20 To be negotiated
Packaging and shipping process

Global Partners & Logistics

We serve over 300 customers in more than 20 countries across Europe, North America, South America, and Southeast Asia, thanks to our commitment to exceptional quality and customer satisfaction.

Global logistics network

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 the samples?

Yes, we provide free samples if we have the mold/tooling. Otherwise, mold and shipping costs are the customer’s responsibility.

Q3: How can you ensure the quality?

Our professional QC department guarantees quality through ISO9001, IATF16949, ISO14001, SGS, RoHs, PPAP, and MSDS standards. We provide drawings for confirmation and samples for final approval.

Q4: What is the MOQ?

For high-value products: 1000-10000pcs. For low-value products: 20000pcs. We accept trial orders before mass production.

Q5: How about the transportation?

You can choose sea, air, or door-to-door express delivery.

Q6: How to place order and make payment?

Send a Purchase Order or email confirmation. We’ll provide a Proforma Invoice with bank details. Payment options include Paypal and L/C.

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Prefer email? Send drawings to don.tang@locksz.com

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Leave a Message

We reply within 10 working hours.

File format: PDF · STEP · DXF · DWG · ZIP · RAR · 7z · JPG · PNG · max 20 MB
Add company, lead time & phone (optional)

Goes straight to Mr. Don, Sales Manager · Reply within 10 working hours · WhatsApp +86-18665341991

Prefer email? Send drawings to don.tang@locksz.com