Bumax 88 M20 x 110mm Socket Head Cap Screw

Bumax is a Swedish manufacturer of premium stainless steel fasteners, globally recognised for producing the world's strongest stainless steel bolts. Bumax A4-grade 316L stainless fasteners combine exceptional corrosion resistance with tensile strengths reaching Grade 10.9 — the fastener of choice for chemical processing, marine, mining, and critical infrastructure.

Bumax socket head cap screws provide the same exceptional strength-to-corrosion-resistance ratio in a compact Allen-drive format suited to confined spaces and precision assemblies.

Where this product is used

Socket head cap screws in Bumax stainless are used in precision equipment and assemblies where both access and corrosion resistance are design constraints.

• Instrumentation panels, valve bodies, and process equipment in chemical environments
• Food processing and pharmaceutical machinery requiring hygienic stainless fastening
• Marine deck hardware and structural connections demanding maximum corrosion resistance

Key specifications

Selecting the right option

Match the socket head height and Allen key size to the access constraints of the assembly. Specify thread size and length to achieve the correct engagement depth without bottoming out.