Based on this product's specifications, here are some alternatives and similar models
Staple strips TACWISE Type 71 6 mm, compatible with Type 71 staplers, pack for upholstery and general fastening
Summary description:
TACWISE Type 71 6 mm staple strips are replacement staples designed for use with Type 71 hand and pneumatic staplers. Each strip contains staples with a 6 mm crown height suitable for upholstery, fabric fixing, light woodworking and general fastening tasks. They provide consistent clinch and reliable holding power for routine repair and assembly jobs.