Primus India (Primus Fasteners India) is a Pune-based supplier of industrial fasteners for roofing, cladding and pre-engineered building (PEB) work. Its range covers valley fixing, crest fixing, stitching and heavy-duty fasteners, along with a group of specialised products built around particular sheeting and panel materials. This article looks at that specialised group: the Pro Bonded Washer Series OD-19, fiber cement fasteners, PUF panel fasteners, polycarbonate sheet faste

Industrial fasteners are engineered components, not commodity screws. In construction, a fastener's drill point, thread, head, washer and coating together shape how it cuts into the support, spreads load, seals the fixing point and resists corrosion. Primus India (Primus Fasteners India) offers valley fixing, crest fixing, stitching, heavy-duty and specialised fasteners built around those elements. This article explains what sits behind a modern construction fastener, how Pri