USED Hexagon socket head three-combination screw M5x20, from the Inner Series, a purpose-built fastener designed for after-sales assemblies and reliable replacements. This pre-owned fastener has been carefully inspected for thread integrity and overall usability, offering a cost-effective option for repairs and refurbishments without compromising on performance.

Why this screw stands out

• Precise dimensions — M5 x 20 mm, ensuring a dependable fit in compatible components and assemblies.
• Hex socket head — enables secure, high-torque fastening in a compact profile that sits neatly within tight spaces.
• Three-combination design — a versatile configuration that supports flexible seating and alignment in multi-part assemblies.
• Inner Series compatibility — ideal for projects or service kits that leverage parts from the same family for consistent performance.
• Used condition with inspection — shows cosmetic wear typical of pre-owned fasteners, yet remains functionally sound for standard mechanical applications.

Perfect for

• After-sales service kits and routine maintenance where reliable, mid-length fasteners are required
• Repair work on machinery, equipment, robotics, and DIY projects that rely on standard M5 fasteners
• Spare-part inventories for technicians who value tested, budget-conscious components

Practical tips for use

• Inspect the screw threads before reassembly; look for any galling or cross-threading and replace if necessary.
• Ensure the length is appropriate for your application to avoid bottoming out or insufficient clamping force.
• If reuse is appropriate for your project, apply a light lubricant to the threads to promote smooth engagement and reduce wear.
• Tighten to the proper torque for your specific assembly to prevent over-tightening or loosening under vibration.

This listing focuses on a single, pre-owned M5x20 hex socket head cap screw from the Inner Series. It’s an economical, dependable choice for expanding your repair toolkit or keeping critical assemblies stocked with ready-to-use fasteners.