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Pentagon Head Screw - China Manufacturer for Precision Fasteners

As a China-based manufacturer, I understand what B2B buyers wants: steady supply, consistent quality, and flexible service. My pentagon head screw comes in stainless steel, alloy steel, and brass, with options for heat treatment, surface finish (zinc plating, black oxide), and passivation. I provide metric and imperial sizes, thread pitches, and tight tolerances to suit precision assemblies. Custom head size, length, and drive configurations are available, with MOQ-friendly options and rapid lead times. I use strict QA at every step—from material selection to finished packaging—to ensure torque reliability and corrosion resistance. Private labeling and OEM services are supported for brands seeking differentiation. Whether you OEM electronics, machinery, automotive, or construction projects, our pentagon head screw performs under demanding conditions. I ship worldwide, with tailored logistics to fit your project timelines. Let's connect to discuss your exact specs and volume needs.

Hot Selling Product

pentagon head screw Exceeds Industry Benchmarks Factory-Direct Excellence

Pentagon head screws provide superior torque transmission and anti-slip performance in confined spaces. The five-sided recess reduces cam-out, enabling reliable fastening in electronics, automotive, and machinery with vibration exposure. Precise geometry supports tighter tolerances and consistent seating, helping global buyers standardize components and simplify tool kits while ensuring compatibility with common drivers across regions. Factory-direct sourcing unlocks faster lead times, clearer traceability, and lower total cost of ownership. From material selection and finishing to testing and packaging, rigorous QA, batch inspection, and compliance with international standards ensure consistent quality. Flexible MOQs, customizable coatings, and tolerances allow procurement teams to tailor pentagon head screws to design needs while maintaining supplier reliability for global supply chains.

{ pentagon head screw Exceeds Industry Benchmarks Factory-Direct Excellence}
Metric Specification (Unit) Industry Benchmark Factory Direct Result Status Test Method
Tensile strength 900 MPa 900 970 Pass ISO 898-1 / ASTM A370
Yield strength 800 MPa 800 860 Pass ISO 6892-1
Hardness 28 HRC 26 28 Pass Rockwell hardness (HRC)
Coating thickness 14 µm 12 14 Pass ISO 2178
Surface roughness Ra 0.6 µm 0.8 0.6 Pass Profilometer (ISO 4287)
Dimensional tolerance ±0.04 mm ±0.05 mm ±0.04 mm Pass CMM / GD&T
Thread fit class 2G 2G 2G Pass Go/No-Go gauge
Corrosion resistance 720 hours 480 720 Pass ASTM B117 (salt spray)
Fatigue life 2×10^5 cycles 1×10^5 2×10^5 Pass ISO 1143 / rotating bending
Operating temperature range -40 to 180 °C −40 to 150 °C −40 to 180 °C Pass Thermal cycling test

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pentagon head screw Manufacturer Products

数据维度：年产量、材料等级与螺钉头形状的分布趋势

Data Dimension: Yearly Production Trends of Pentagon Head Screws by Material and Variant

Explanation

The data dimension for this visualization combines Year, Material Category, and a variant group representing different pentagonal head screw alloys. The line chart shows yearly production units for three material categories from 2018 to 2024. Carbon steel is the dominant material with strong, steady growth, indicating broad usage and relatively lower cost. Stainless steel exhibits more modest growth, reflecting applications requiring corrosion resistance and higher material costs. Alloy steel demonstrates the most dynamic increase after 2020, which can be associated with rising demand in sectors needing higher strength-to-weight ratios, such as automotive or aerospace assembly. While the data presented here is synthetic for demonstration purposes, it captures a plausible pattern: material mix shifts over time that influence overall production and product mix. The chart uses fixed year labels and unit counts to facilitate straightforward cross-category comparison, but real-world data may require normalization across factories, regions, or product variants. Interpreting the slopes of the lines helps identify which material categories are gaining market share and how quickly. The legend distinguishes each material category, and axis titles provide contextual cues for units and time. For deeper analysis, interactive features such as tooltips, region filters, or scenario modeling would enhance insight. This visualization supports supply planning, cost optimization, and product development decisions by illustrating how material preferences and production capacity evolve together. Note that the numbers here are synthetic and intended for concept demonstration; actual strategic decisions should rely on verified production records, market demand indicators, and supplier performance data.

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  • Grace 2022.12.10 02:54:01

    The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.

  • Delia 2022.12.07 02:45:09

    The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.

  • Belle 2022.12.05 04:16:03

    The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.

  • Hedda 2022.12.03 21:42:09

    This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.

  • John 2022.12.03 18:32:41

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

  • Chloe 2022.12.03 18:29:37

    In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!

  • King 2022.12.25 11:42:09

    The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.

  • Ella 2022.12.22 04:39:48

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

  • Esther 2022.12.18 17:26:20

    We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.

  • Yannick Vergoz 2022.12.14 23:38:37

    It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.

  • Anna 2022.12.11 13:30:31

    The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!

  • Alva 2022.12.05 23:28:44

    This manufacturer can keep improving and perfecting products and service, it is in line with the rules of market competition, a competitive company.

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