One-piece structure design, alloy material, sturdy and durable, safer than plastic models. The 3-jaw chuck is well-made, and the built-in spring is stable and durable.
Use with rotary tool models 4000, 400,3000, 398, 395, 300, 285, 275, 200, 100, 8200, 800, 780, 770, 7700, 750 Period
This replacement keyless chuck provides a big improvement in precision and holds these tiny bits far more securely and in better alignment
Easy and quick to change accessories replacement on multi-tool without changing collets.
Please Note: It's NOT fit all rotary tools. Please make sure that your rotary tool model is on the list.