20 Pcs T Bolt Set M8x20mm T Slot Drop-in Bolt Hammer Head Bolts T Shape Stud Sliding Screw with Hexagon Flange Nuts for Aluminum Extrusion Profile Photovoltaic Solar Mounting,Silver

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• Premium Materials: The T bolt set is made of premium A2-70 stainless steel material, with nickel plating on the surface, which is strong and durable and not easy to rust.
• Package List: You will receive 20 pieces of M8 x 20mm stainless steel hammer head screws and 20 pieces of M8 size flange nuts. The set comes in sufficient quantity to meet your daily use needs.
• Easy to Install: T dlot drop-in bolt can be inserted directly into the aluminum long holes of any mounting post, making it easy to connect the aluminum profile to other components.
• Exact Dimensions: hammer head screw M8 diameter: 8 mm, thread length: 20 mm, total length: 24 mm, thickened T-head, width: 10 mm, thickness: 4 mm, head length: 23 mm.
• Wide Range of Applications: Hammer head bolts are suitable for aluminum profile assembly, connecting solar modules, photovoltaic roof hooks, T-slot guide rails and solar panel fastening.