The Baypole Screws are a versatile and reliable tool for securely joining uPVC bay window sections and conservatory frames, with an impressive 4.8mm x 70mm length and a bright zinc plating for added durability and resistance to corrosion. These screws feature a self-drilling, sub-assembly head, ensuring effortless and precise installation. The PH2 wafer head design provides a perfect fit for uPVC, ensuring a strong and long-lasting connection. With their easy-to-use features and high-quality materials, the Baypole Screws are an excellent choice for DIY enthusiasts, contractors, and professionals alike.