Based on this product's specifications, here are some alternatives and similar models
Staples STANLEY 1-TRA706-5T, pack of 5000, 10 mm leg length
Summary description:
Pack of 5000 STANLEY staples model 1-TRA706-5T with 10 mm leg length. Designed for use with compatible heavy-duty staplers and staple guns, these metal staples are suitable for fastening paper, cardboard, upholstery and light construction materials. The large pack size reduces refill frequency and is practical for workshops, offices and professional use.