If you have any questions, please contact customer service first, do not open disputes easily, thank you!
Feature: Metric specifications are 6mm, 10mm, 13mm, 16mm. Inch specifications are 1/4, 3/8, 1/2, 5/8 (inch) Specific size: as shown Material: high carbon steel. Uses: Suitable for bench drills and hand drills. Bench drills are recommended for easy centering.
Package included: 4PCS * Wood plug hole cutter
Note: The speed should not be too fast, otherwise it is easy to cause smoke, scorching and so on.
