1/4 Machine Screw - High-Quality Supplier

I’m your reliable partner for 1/4 machine screw needs, a High-Quality supplier you can trust for critical assemblies. We stock consistent, tightly toleranced fasteners in stainless steel and alloy options, with imperial 1/4" diameter and standard threads. Our 1/4 machine screw meets industrial specs for hardness, finish, and durability, ideal for aerospace, automotive, and machinery applications. As a Supplier, we offer competitive pricing, quick lead times, and tailored packaging—including bulk cartons or Kanban-ready kits. Every batch is inspected to ensure consistent thread engagement and torque performance. I’ll help you select the right finish (zinc, black oxide, or passivated stainless) based on corrosion exposure. If you need certs such as IQC, material traceability, or lot-specific documentation, we’ve got you covered. Let’s talk about your project and your timeline.

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1/4 machine screw Trusted by Pros Where Service Meets Innovation

From prototyping to mass production, the 1/4 inch machine screw remains a staple for engineers who demand reliability. Precision-machined to tight tolerances, these fasteners fit a wide range of materials and assemblies—from consumer electronics enclosures to rugged industrial gear. Available in stainless steel, alloy steel, and coated finishes, with common drive styles such as slotted, Phillips, and Torx, they offer dependable torque control and secure clamping in demanding environments. Where service meets innovation, global buyers find suppliers that streamline procurement without compromising quality. Expect consistent dimensions, material certifications, and compliance with RoHS and REACH, backed by rigorous in-process and final inspections. Flexible packaging, scalable volumes, and reliable lead times help projects stay on schedule across time zones. By combining technical expertise with responsive support, reputable suppliers transform complex sourcing into a smooth, predictable process.

{ 1/4 machine screw Trusted by Pros Where Service Meets Innovation}

Part_ID	Spec	Diameter_mm	Length_mm	Pitch_mm	Material	Head_Type	Drive_Type	Coating	Torque_Nm	Application
P-01	M4-0.7x12	4	12	0.70	Stainless Steel A2-70	Pan Head	Phillips	Passivation	1.0-1.5	General electronics assembly
P-02	M3-0.5x8	3	8	0.50	Stainless Steel Grade 304	Button Head	Hex	Zinc Plated	0.8-1.0	Precision equipment assembly
P-03	M5-0.8x16	5	16	0.80	Alloy Steel	Socket Head Cap	Hex	Black Oxide	3.5-5.0	CNC machine fixtures
P-04	M6-1x20	6	20	1.00	Stainless Steel A4	Flat Head (Countersunk)	Phillips	Passivation	5.5-6.5	Mounting plates
P-05	1/4-20 x 1 in	6.35	25.4	1.27	Stainless Steel 304	Hex Head	Hex	Zinc Plating	8-12	Automotive assembly
P-06	M8-1.25x30	8	30	1.25	Alloy Steel	Hex Head Cap	Hex	Zinc	28-40	Machinery base mounting
P-07	M4-0.7x25	4	25	0.70	Titanium Grade 5 (Ti-6Al-4V)	Pan Head	Phillips	Anodized	2.5-3.5	High-strength lightweight frames
P-08	M3-0.5x10	3	10	0.50	Brass	Button Head	Hex Socket	Nickel Plating	0.7-1.2	Panel mounting fixtures

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Dimension: Production Lead Time and Defect Rate for 1/4-Inch Machine Screw Manufacturing

Explanation: This dataset examines two key manufacturing performance indicators for a 1/4-inch machine screw production line across eight consecutive months. The left axis tracks production lead time in days, while the right axis tracks defect rate as a percentage of output. The chart aligns both metrics on a common horizontal time axis to reveal how speed and quality interact over time. Lead time shows moderate variability with a general downward trend from Month 1 to Month 8, indicating improving throughput and faster order fulfillment. The values start around 2.8 days, fluctuate through the spring, reach a brief peak in Month 4, and end near 2.3 days. This pattern suggests that process refinements, setup optimizations, or better material availability contributed to shorter cycle times as the year progressed. In parallel, defect rate remains relatively low but not constant, ranging roughly from 0.7% to 1.3%. A noticeable spike appears in Month 3, followed by a corrective action in Month 4 that reduces defects and keeps rates near the lower end thereafter. The two series sometimes move in opposite directions, illustrating a speed-quality trade-off that is common in manufacturing: pushing for faster cycles can temporarily stress quality control, whereas focused quality improvements can sometimes slow initial throughput. From a managerial perspective, the dual-axis visualization helps identify months when speed gains were achieved without compromising quality and months when faster production coincided with higher defect levels. This information supports targeted interventions such as preventive maintenance, operator training, and supplier quality assurance to reduce variability. The dataset can be expanded with additional variables, such as machine uptime, batch size, raw material lot, and temperature, to enable deeper analyses and more granular optimization. Overall, the chart demonstrates how integrating time-based efficiency metrics with quality indicators can yield actionable insights for continuous improvement in screw manufacturing processes.

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Miguel 2022.12.22 02:32:01
The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
Madge 2022.12.18 02:50:46
Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
Joanne 2022.12.13 04:02:34
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.
Daniel Coppin 2022.12.10 06:33:19
Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
Ann 2022.12.08 21:03:36
We have been looking for a professional and responsible supplier, and now we find it.
Ruby 2022.12.04 11:33:50
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.

Gladys 2022.12.29 16:07:43

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!
Gemma 2022.12.20 03:33:38

The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
Honorio 2022.12.19 22:29:59

This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
Pearl 2022.12.13 04:03:31

The supplier abide the theory of quality the basic, trust the first and management the advanced so that they can ensure a reliable product quality and stable customers.
Juliet 2022.12.11 02:45:55

Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
Gabrielle 2022.12.07 02:17:52

The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.