These boxes are designed specifically to hold Duo-Fast No. 7512 Hammer Tacker Staples. They are made from durable plastic telescoping square tubes that have a detented internal closure mechanism to hold tight when closed. It protects the boxes and staples from falling apart in your tool box. Saving staples saves money! Duo-Fast is a registered trademark of the Duo-Fast corporation.

• Designed specifically to hold Duo-Fast No. 7512 Hammer Tacker Staples
• Durable plastic telescoping square tubes with detented internal closure mechanism that holds tight
• Protects boxes and staples in your tool box
• Duo-Fast is a registered trademark of the Duo-Fast corporation