【Rust & corrosion resistance】Galvanized surface can block rust and corrosion resistance. Made of Galvanized steel: These nails are made of the great galvanized steel, strong rust & corrosion resistance, sturdy and not easy to break, with good toughness and tensile strength, which are smooth and bright on the surface with no nail jamming 【Universal Size】 Standard T50 staples is generally suitable for most manual/electric/pneumatic staple guns. 1300-Count 3 sizes Includes: 5/16 -500, 3/8 -500, 1/2 -300 Wide applications: The 20 gauge T-50 staples are ideal choice for light-duty to heavy-duty stapling jobs such as housing insulation&wrap, roofing felt, fence wiring, weather stripping, carpet under laying, upholstery, DIY and craft materials 【Better package protection】Giving the finish nails multiple packagin protection, make sure our customers get the complete nails. UPC 703387516538 Brand SITLDY Color silver Model SD0515 Set Name Assorted Sizes Size Name Assorted -1300 Unit Count 1.0 Count Part Number SD0515 Manufacturer SITLDY Fastener Type staples Item Dimensions 4.5 x 3 x 0.65 inches Number Of Items 1300 Number of Pieces 1300 Screw Head Style Chisel point Warranty Description 1 year Item Dimensions L x W 4.5 L x 3 W Compatible Groove Diameter 0.31 Inches Recommended Uses For Product construction, home improvement, upholstery, crafting