Stock up on contractor-grade fastening with this 100pk of 3/8"-16 x 1-1/2" stainless steel fully-threaded hex cap bolts. The full-length thread gives you maximum engagement for nuts, brackets, strut, and general assemblies—ideal for indoor or outdoor installs where corrosion resistance matters.

Fully threaded = more flexibility

These fully-threaded 3/8"-16 x 1-1/2" stainless steel hex cap bolts are designed for applications where you want thread engagement along the entire shank—helpful for stacking washers/spacers, dialing in fitment, or fastening through varying material thicknesses.

Common uses

• Brackets, mounts, plates, angle hardware

• Strut/channel assemblies and hanger applications (where applicable)

• Enclosures, racks, equipment mounting, and field repairs

• Outdoor hardware, coastal installs, general construction

Pro tip: For consistent corrosion performance, pair with stainless nuts and washers (mixing metals can accelerate corrosion in certain environments).

Specifications (Shopify “Specs” section)

• Diameter / Thread: 3/8"-16 (coarse / UNC)

• Length: 1-1/2"

• Threading: Fully threaded

• Head type: Hex head

• Material: Stainless steel

• Package quantity: 100 bolts

• Finish: Stainless (natural)

• Use cases: General-purpose fastening, indoor/outdoor