Product details about the STANLEY - TRA708SST Heavy Duty Staples.Heavy-duty staples are robust and strong staples designed for securing thicker or tougher materials that regular staples cannot handle. They are often made from high-quality metal to offer increased strength and durability. These staples are commonly used in construction, upholstery, and industrial settings where a stronger hold is required. They need heavy-duty staplers for application, which are designed to handle the extra force needed to drive these staples into materials.The STANLEY - TRA708SST Heavy Duty Staples are designed with a 23 gauge thickness, making them suitable for various heavy-duty applications. These staples have a leg length of 1/2 inch and a crown width of 27/64 inch, providing ample size for secure fastening. The narrow crown style is built to offer precise stapling in tight spaces or on flat surfaces.Crafted from stainless steel, these staples exhibit high durability and resistance against corrosion. Their plain finish adds to their robustness while maintaining an unobtrusive silver color that blends well with most materials. This material choice ensures the staples can withstand demanding conditions without compromising performance.Each package contains 1000 heavy duty staples, offering sufficient quantity for substantial projects or long-term use. They are compatible with several staple gun models including Mfr. No. TR150, PHT250C, TR110, TR150HL, TR250, TRE550 which makes them versatile across different tools within your toolkit.