Screw Snap Fastener Kit With 6 Fasteners, Contains 2 Piece Setting Tool & 6 Fastener Sets, Solid Brass Fasteners With Nickel Plating, Will Not Rust, Knurled Body For Greater Comfort & Safety, Use Fasteners To Repair Or Replace Broken Fasteners For Canvas, Tarpaulins, Awnings, Lawn Furniture & Pool Covers, Refills Available In Screw Snap Refill Pack, True Value # 313635.