Threaded Rod Stud (A4)

A4 Grade 316 stainless steel threaded rod for marine, coastal, chemical, and high-humidity environments. Stainless steel offers superior corrosion resistance to zinc plated or galvanised options and is the material of choice for applications exposed to salt water, acids, or persistent moisture. Available in sizes from M6 to M24 in 1 metre lengths.

Not sure which finish to choose?

We stock fasteners in three finishes to suit every application. BZP is ideal for indoor and sheltered use. HDG gives heavy-duty protection for outdoor, structural, and timber work. A4 Grade 316 Stainless is the right choice for marine, coastal, and chemical environments. Read our guide to pick the right finish for your project.

Read the finish guide

Same-day dispatch — free delivery over £60

Orders placed before 2pm are dispatched the same working day via tracked courier. Free standard UK delivery on orders over £60. All fasteners are manufactured to DIN and ISO standards in Grade 4.8 and 8.8 steel — competitively priced for trade and domestic buyers, with no minimum order.

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