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High-Quality Screw and Washer Supplier | Durable Fasteners

I’m a hands-on professional supplying screw and washer solutions for industrial teams. When you need dependable fastening, I deliver High-Quality components that meet strict specs and tight tolerances. As a dedicated Supplier, I stock a wide range of sizes, materials, and finishes, from stainless steel to zinc-plated carbon steel, with washers in flat, spring, and lock variants. I offer competitive pricing, batch traceability, and just-in-time delivery to keep your production line moving. My quality process includes 100% inspection, standardized packaging, and clear documentation to simplify procurement and QA reviews. Whether you assemble machinery, electronics, or construction projects, my screw and washer combos provide strong clamping force, corrosion resistance, and reliable performance under vibration. Talk to me about your exact dimensions, load requirements, and finish preferences, and I’ll tailor a solution that fits your schedule and budget.

Hot Selling Product

screw and washer Factory-Direct Excellence Where Service Meets Innovation

For global buyers, factory-direct sourcing of screws and washers means faster lead times, transparent pricing, and consistent quality. Our Dongguan-based facility scales efficiently with automation to convert raw materials into a wide range of fasteners—from machine screws to various washers. By cutting intermediaries, we deliver reliable performance while maintaining strict process control and tolerance compliance for every batch. We offer material choices (stainless steel, carbon steel, aluminum, brass), coatings, and customizable dimensions, head styles, and packaging. Rigorous QA—inline checks, final sampling, and traceability—ensures durability and specification match. With flexible MOQs and agile production, we support mass orders or high-mix, low-volume runs, backed by clear communication and dependable logistics every step of the way.

{ screw and washer Factory-Direct Excellence Where Service Meets Innovation}

Part ID Screw/Washer Type Material Finish/Coating Diameter (mm) Length (mm) Thread Pitch (mm) Head Style Standard Tensile Strength (MPa) Hardness (HRC) Temperature Range (C) Lead Time (days)
P-1001 Flat Head Screw Stainless Steel A2 (304) Polished 4.0 12.0 0.70 Flat ISO Metric (DIN) 520 18 -60 to 250 5
P-1002 Hex Head Screw Carbon Steel S45C Zinc Plated 6.0 20.0 1.00 Hexagonal DIN/ISO 680 22 -40 to 150 7
P-1003 Button Head Screw Alloy Steel Black Oxide 3.0 8.0 0.50 Button DIN 600 28 -20 to 200 6
P-1004 Flat Washer Brass CuZn Polished 10.0 1.5 N/A N/A DIN 125 320 20 -60 to 200 4
P-1005 Lock Washer Stainless Steel 301 Passivated 12.0 1.0 N/A N/A ISO/ISO 430 25 -50 to 300 5
P-1006 Split Lock Washer Carbon Steel Zinc Plated 16.0 1.0 N/A N/A ISO 7093 610 22 -40 to 150 5
P-1007 Button Head Screw Stainless Steel A4 (316) Passivated 5.0 15.0 0.80 Button ISO Metric 700 26 -60 to 300 6
P-1008 Self-Tapping Screw Alloy Steel Black Phosphate 8.0 25.0 1.25 Pan DIN/ISO 750 30 -20 to 120 8

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screw and washer Stands Out Service Backed by Expertise

Data Dimension: Installation Efficiency by Screw-and-Washer Pairing

0 20 40 60 Screw A + Washer 1 Screw A + Washer 2 Screw B + Washer 1 Screw B + Washer 2 Screw C + Washer 1

Explanation (Data-Driven Insight in English)

This chart presents installation efficiency by screw-and-washer pairing as a data dimension to understand how different fastener combinations affect the time required to complete a standard assembly step. Each bar represents a specific pairing: Screw A with Washer 1 (28s), Screw A with Washer 2 (34s), Screw B with Washer 1 (22s), Screw B with Washer 2 (40s), and Screw C with Washer 1 (18s). The values are measured in seconds and reflect the average time across a controlled set of trials with consistent tooling, torque, alignment aids, and handling conditions. The goal is to identify which pairings allow technicians to work efficiently while minimizing misalignment and rework. The fastest combination is Screw C with Washer 1 at about 18 seconds, suggesting better seating and engagement for that pairing under these conditions. The slowest is Screw B with Washer 2 at about 40 seconds, which may indicate tighter fit, more adjustments, or higher resistance during seating. The mid-range pairings show moderate performance, indicating that small changes in screw diameter, thread pitch, or washer thickness can noticeably influence cycle time. This data highlights the value of matching fastener components to the task and leveraging technician expertise to select optimal pairings. Training that emphasizes pairing decisions, standardized workflows, and real-time feedback can translate into faster service, greater consistency, and fewer quality issues. While the dataset is limited and synthetic, the observed pattern supports a data-driven approach to fastening decisions. In practice, such insights help service teams stand out through smarter product care and efficient, precise assembly practices.

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  • Antonia 2022.12.28 20:54:22

    Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,

  • Eleanore 2022.12.26 05:56:30

    We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!

  • Judith 2022.12.25 19:19:29

    The company keeps to the operation concept scientific management, high quality and efficiency primacy, customer supreme, we have always maintained business cooperation. Work with you,we feel easy!

  • Annabelle 2022.12.24 08:09:44

    A good manufacturers, we have cooperated twice, good quality and good service attitude.

  • Amelia 2022.12.22 12:06:05

    We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.

  • Michaelia 2022.12.12 22:54:33

    Problems can be quickly and effectively resolved, it is worth to be trust and working together.

  • Atalanta 2022.12.27 18:12:22

    This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.

  • Alex 2022.12.24 03:38:35

    The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.

  • Donna 2022.12.22 01:54:20

    This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.

  • Paula 2022.12.18 12:17:13

    The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly

  • John biddlestone 2022.12.10 17:47:55

    Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!

  • Dora 2022.12.08 02:30:13

    Speaking of this cooperation with the Chinese manufacturer, I just want to saywell dodne, we are very satisfied.

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