304 Stainless Steel + EPDM Rubber Dual Material: Metal side enhances screw friction and load-bearing capacity; EPDM rubber side ensures waterproof sealing and vibration/noise reduction.
Precision Size Compatibility:#10*1"*1/8"(4.8mm*25mm*3.2mm) specifications, ideal for self-tapping screws in metal/wood substrates, roofing, or outdoor projects.