These Rapid SuperStrong 73/12 staples are specifically designed for the Rapid HD31 stapler. With the Rapid SuperStrong staples 73/12, you can staple between 40 to 70 sheets. Each box contains 5,000 Rapid SuperStrong staples, marked with a red symbol for quick and easy identification of the category. The Rapid SuperStrong staples are made from galvanized, extra-strong wire and have a leg length of 12 mm. The ends are particularly sharp, ensuring optimal penetration of the material. Additional details: For the Rapid HD31 stapler, for stapling 40 to 70 sheets (80 g/m²), red symbol to highlight the Super Strong category, galvanized extra-strong wire for optimal stapling performance, sharp ends for best paper penetration, leg length: 12 mm, 5,000 pieces in a box.