M8 Shoulder Bolts - OEM Suppliers for Precision Fasteners
I handle the sourcing of high-quality fasteners and I’m proud to offer {m8 shoulder bolts} designed for precision alignment and smooth motion. As an {OEM} partner and trusted {Suppliers} to a broad network of manufacturers, I know what buyers need: consistent tolerance, dependable material, and fast delivery. These m8 shoulder bolts feature a machined shoulder for precise axial alignment, tight head clearance, and easy installation in machinery, automation, and robotics. We offer steel, stainless steel, and alloy options, with coatings like zinc plating or black oxide to resist corrosion. Our bolts maintain tight tolerances and superior surface finishes for repeatable performance in your assemblies. I work closely with {OEM} teams and other {Suppliers} to tailor lengths and shoulder diameters and to ensure short lead times, competitive pricing, and reliable supply. If your project demands reliable alignment and smooth motion, these {m8 shoulder bolts} are a solid choice.
m8 shoulder bolts Pioneers in the Field Outperforms the Competition
Global buyers seek reliable M8 shoulder bolts for precise alignment and control in machinery, automation, and robotics. A shoulder that is hardened and mated to a full-thread portion delivers repeatable seating, accurate preload, and clean disengagement. Top suppliers offer materials such as carbon steel and stainless steel with corrosion-resistant coatings, plus tight tolerances to H7 for the shoulder and standard thread class to ensure interchangeability across assemblies. Reliability of supply is as important as performance. Pioneering manufacturers in this field integrate streamlined production with rigorous QA, enabling predictable lead times and complete batch traceability. They provide customization options for shoulder length, thread length, surface finish, and mounting fit, along with compliance to international standards. Global buyers gain from scalable production, consistent quality, and responsive logistics that outperform generic competitors in busy production lines.
| Variant | Material | Finish | Thread | Shoulder Ø (mm) | Shoulder Length (mm) | Overall Length (mm) | Tensile Strength (MPa) | Hardness (HRC) | Ra (μm) | RoHS Compliant | Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| V-01 | Alloy steel | Zinc-coated | M8 x 1.25 | 12.0 | 20.0 | 40.0 | 900 | 48 | 0.8 | Yes | General purpose, high load capacity |
| V-02 | Stainless steel 304 | Passivated | M8 x 1.25 | 13.0 | 25.0 | 50.0 | 520 | 38 | 0.6 | Yes | Corrosion resistant for moderate environments |
| V-03 | Stainless steel 316 | Electropolished | M8 x 1.25 | 12.5 | 18.0 | 42.0 | 600 | 40 | 0.5 | Yes | Optimal in saline environments |
| V-04 | Alloy steel | Black oxide | M8 x 1.25 | 12.0 | 22.0 | 60.0 | 780 | 45 | 1.0 | Yes | Wear-resistant matte finish |
| V-05 | Alloy steel 4140 | Nickel-chrome | M8 x 1.25 | 12.0 | 28.0 | 70.0 | 950 | 52 | 0.9 | Yes | High-strength variant for heavy-duty use |
| V-06 | Alloy steel 1045 | Zinc-nickel | M8 x 1.25 | 11.8 | 16.0 | 38.0 | 700 | 42 | 0.7 | Yes | Balanced performance and cost |
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