For the first time use (important)
Step 1. Mark the area where you want to drill a hole with a pencil or pen.
Step 2. Mark with sharp or striking, and then put the pin vise to prevent slipping.
Step 3. Drill vertically and slowly without burning
If you think it is defective or faulty
1. Use USB power supply to input current value or output 5V/2A.
2. Make sure the screws on the side of the chuck are not loose.
3. Please contact us by Amazon order service, we will help you quickly,
4. In the event of an initial defect, we will offer a free replacement or refund.
(Applicable materials) Aluminum alloy shell, sandblast, plastic, wood, acrylic, pearls, paper, thin aluminum plates, PCB circuit boards, linden, walnuts, etc. Very suitable for drilling holes less than 0.2 inch (6 mm) thick.
Caution: Please do not use on thick metals, stone tools, glass, walls, etc.
Package Contents: Electric pin vice x 1, drill x 13 (0.9 mm x 10 + 1.1 mm x 3), main storage case x 1, drill storage case x 1, Japanese instruction manual x 1.