Features: Brand new and high quality ABS engineering plastic casing: Made with ABS plastic, which is durable and wear-resistant and sweat-proof. Connecting the lithium drill for quick transformation: The hexagonal screw of the adapter is connected with the lithium drill, which quickly transforms into an electric riveting grab and is easy to install. Only one press is labor-saving and efficient: The riveting and grabbing conversion head is driven by electricity, and the riveting is easy and effortless, and the work efficiency is higher. The traditional ordinary riveting guns works purely manually, and the riveting is laborious. Three-claw clip has strong biting force and is not easy to jam:The three-claw clip treated by quenching and hardening is more wear-resistant and durable, and prolongs the service life of the adapter. Alloy steel forging guns head: Alloy steel guns head has high hardness, firmness and durability, saving time and effort.High-hardness hexagonal connecting rod: firmly clamped, can be connected to lithium electric drill, torque drill, pistol drill and so on. Specifications: Material:Aluminium Alloy Type:A/B Size:Approx.160mm/6.3inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Set Rivet Guns Head Attachment