20Pcs A2-70 Stainless Steel M8x20 T Slot Hammer Head Bolts With Flange Nuts, Heavy Duty T Stud Sliding Screws For Aluminum Profile Solar PV Mounting

Product Features Premium A2-70 Stainless Steel: Anti-rust, corrosion resistant, high tensile strength, perfect for outdoor photovoltaic long-term use. Complete Matching Set: 20pcs T hammer head bolts + 20pcs M8 serrated flange nuts, serrated nut surface for anti-slip locking. Easy Sliding Installation: Hammer head design can directly slide into standard 40/45 series aluminum profile T-slot, no pre-drilling required. Standard Precise Size: M8 thread, 20mm full thread length, reinforced thick T-head for higher load capacity. Wide Application Ideal hardware for aluminum extrusion frame assembly, solar panel PV mounting brackets, photovoltaic roof rack, industrial workbench, T-slot rail, machinery equipment fixing. Package Includes: 20pcs M8 T-bolts + 20pcs matching flange nuts, only hardware fittings, aluminum profiles not included.