As a trusted supplier of precision fasteners, I offer stainless steel cylindrical head machine shoulder screws designed for high-load assemblies. When you're buying wholesale, you need reliable parts that deliver consistent alignment, minimal play, and long service life, and that's what these screws provide. Our stainless steel grade resists corrosion in challenging environments, while the cylindrical head provides a neat finish and flush seating in many guide and bearing applications. The shoulder portion is machined to tight tolerances, ensuring accurate alignment for gears, pulleys, and sliding components. I maintain strict quality controls, heat-treating and finishing to meet industry standards, so you can quote with confidence to your customers, whether you are a Distributor or Manufacturers planning high-volume production. These screws are ideal for automation, conveyors, and machinery where fasteners must endure vibration and load. If you're seeking dependable stainless steel cylindrical head machine shoulder screws at competitive pricing, I'm here to help with fast quotes and flexible packaging.
Designed for precision, stainless steel cylindrical head machine shoulder screws provide accurate axial alignment and smooth motion in automated assemblies. They pair a robust cylindrical head with a precisely machined shoulder, delivering repeatable performance under high loads and frequent movement. Stainless steel offers corrosion resistance and cleanability for challenging environments. In a global market that demands reliability, a partner with end-to-end capability—from material selection and forming to finished machining and surface treatment—helps translate design intent into dependable hardware. Global buyers seek partners who align quality, lead times, and engineering support with project goals. A true partner delivers not only components but supply chain resilience: consistent stock, customization options, traceability, and responsive technical service. By integrating design feedback, material choices, and process controls, such collaboration reduces risk, optimizes costs, and accelerates time-to-value for automation, robotics, medical devices, and packaging lines. The right partner understands calendars as well as specs, and stands ready to collaborate for the long term.
| Item | Grade | Type | Head Style | Shoulder Dia (mm) | Shoulder Length (mm) | Thread | Overall Length (mm) | Finish | Tensile Strength (MPa) | Hardness (HRC) | Corrosion Resistance | Typical Applications |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | A2-70 | 304 | Cylindrical | 6 | 12 | M6 | 24 | Plain Passivated | 520 | 17 | Excellent | Automotive assembly; Machinery |
| 2 | A2-70 | 304 | Cylindrical | 8 | 16 | M8 | 32 | Plain Passivated | 520 | 18 | Excellent | Automotive; General Machinery |
| 3 | A2-70 | 304 | Cylindrical | 10 | 20 | M10 | 40 | Plain Passivated | 520 | 20 | Excellent | Electronics housing; Machinery |
| 4 | A4-80 | 316 | Cylindrical | 6 | 16 | M6 | 28 | Plain Passivated | 550 | 18 | Excellent | Food processing; Medical devices |
| 5 | A4-80 | 316 | Cylindrical | 8 | 20 | M8 | 36 | Plain Passivated | 550 | 19 | Excellent | Marine equipment; Outdoor machinery |
| 6 | A4-80 | 316 | Cylindrical | 12 | 24 | M12 | 48 | Plain Passivated | 550 | 21 | Excellent | Industrial machinery; Food equipment |
| 7 | A2-70 | 304 | Cylindrical | 6 | 18 | M6 | 30 | Plain Passivated | 520 | 17 | Excellent | Automotive interiors; General assemblies |
| 8 | A2-70 | 304 | Cylindrical | 10 | 22 | M10 | 44 | Plain Passivated | 520 | 19 | Excellent | Consumer electronics housings; Machinery |