DOLUNTO 0.3-3.2mm Drill Bit Set with 2.35mm Chuck Adapter for Electric Grinding & Engraving Machines | Precision Drilling for DIY, Jewelry Making & Woodworking Projects

Note: 1. Do Not Operate It High Speed Directly After Mounted On Universal Chuck, Otherwise RearAxle Will Be Bending.2. The Correct Use Of The Method Is: First, Adjust The Governor Speed In The "Minimum Or 0 Revolutions ", Then Turn On The Power, And Then Adjust The Speed, Speed Is Not Too High !!!3. Preferably Not More Than 1w Revolutions.Package Included:1 X 0.3-3.2MM Drill ChuckNoteDue to the difference between different monitors, the picture may not reflect the actual color of the item.If you have any questions, please feel free to contact me, thank you!