[What's in the Box] Bulk staples 10,000 counts of 21 Gauge 1/2" crown upholstery staples in 1/4" length. [304 Stainless Steel] 304 stainless steel staples have high durability, making these staples suitable for outdoor use. (Note: 304 Stainless steel staples are not suitable for use in seawater and other high salt-content environments.) [Compatible Tools] Quality staples for staple guns of 21 gauge 1/2" crown, both manual, electric and pneumatic tools, such as meite MT8016, MT8016S, MT8016LN, 8016B, 8016BL stapler tools. [Sharp Chisel Point] Designed to drive the staples into objects with fewer jams, buckles, and interruptions. Easily and quickly penetrate through many different materials. [Wide Applications] Ideal for upholstery projects and woodworking applications, such as fastening fabric, leather, or vinyl to furniture frames, attaching thin pieces of wood in homemade crafts, or reupholstering furniture items. [What's in the Box] Bulk staples 10,000 counts of 21 Gauge 1/2" crown upholstery staples in 1/4" length. [304 Stainless Steel] 304 stainless steel staples have high durability, making these staples suitable for outdoor use. (Note: 304 Stainless steel staples are not suitable for use in seawater and other high salt-content environments.) [Compatible Tools] Quality staples for staple guns of 21 gauge 1/2" crown, both manual, electric and pneumatic tools, such as meite MT8016, MT8016S, MT8016LN, 8016B, 8016BL stapler tools. [Sharp Chisel Point] Designed to drive the staples into objects with fewer jams, buckles, and interruptions. Easily and quickly penetrate through many different materials. [Easy Installation] These upholstery staples with sharp chisel points for easy penetration and strong fixing power, leaving you with a clean and professional finish every time. [Wide Applications] Ideal for upholstery projects and woodworking applications, such as fastening fabric, leather, or vinyl to furniture frames, attaching thin pieces of wood in homemade crafts, or reupholstering furniture items.