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The VALUE COLLECTION HC3XX08035-025BX is a fully threaded hex head cap screw manufactured to DIN 933 standards. It features an M8 x 1.25 metric thread with a 35 mm length under the head and a 13 mm hex drive. Constructed from Grade 316 austenitic stainless steel (Grade A4), this fastener delivers strong resistance to corrosion and oxidation, making it suitable for wet, marine, and chemical-adjacent environments. The bright, uncoated finish maintains dimensional precision and allows for torque-to-spec installation without coating interference. Licensed tradespeople and maintenance technicians working on process equipment, plumbing assemblies, or structural brackets will find this screw ready for direct installation without surface prep.
This fastener is appropriate for applications requiring metric threading in corrosive or high-moisture environments. Typical use cases include mechanical and process piping support, equipment mounting on commercial HVAC and plumbing skids, pool and spa hardware assembly, and marine or coastal installations where 316 stainless is specified. The DIN 933 standard ensures dimensional interchangeability across metric tooling and hardware. This item is sold with a minimum order quantity of 25 pieces per order.
Designed as a direct-fit metric fastener for any application specifying an M8 x 1.25 x 35 mm fully threaded hex head cap screw to DIN 933 in Grade 316 or A4 stainless steel.
Installation should be performed by qualified mechanical or maintenance tradespeople using properly sized 13 mm metric wrenches or sockets. De-energize and depressurize any system before fastener service to ensure safe working conditions. Avoid cross-threading by hand-starting the screw before applying torque. Do not mix stainless steel fasteners with dissimilar metals in submerged or highly conductive environments without appropriate isolation to prevent galvanic corrosion.
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