High Accuracy: Tolerance ≤ 0.002/0.05mm, ensure minimal runout.
Reliable quality: Heavy duty construction, made of premium material, strong hardness and durable. Ball bearing construction, improves gripping force and drilling accuracy, makes turning action Incredibly smooth. A TiN (Titanium Nitride) coating ensures a tight grip and durable surface.
Application: 1/32 - 5/8 JT3 keyless drill chuck, easy to use, fit for CNC Lathe, milling, drill press, ect.