NOTE:
- PLEASE MAKE SURE the saw comes to a complete stop on your material before pulling it away. And do not start the hole saw with coming in contact with your material too.
- before using the hole saw tool, be SURE to grasp the rationality, selection, control, tachometer And continuously add coolant to prevent edge cracking
- the spring on the pilot drill bit helps remove disc, but if you need to cut a thicker board, pls remove the spring

6-1/8 Inch M42 HSS Bi-Metal Variable Pitch Hole Saw
★ More durable and flexible
★ HSS for a longer using life
★ Variable tooth pitch for fast, smooth cutting
★ Chip hole makes plug removal easy
★ Ideal for home-improver and DIYer

​How to Cut Successfully:
1. Install the pilot hole and the hole saw.
2. Holding the drill straight to cutting surface and drill as clockwise rotation.
3. When starting drilling, cutting at a slow speed and holding steady pressure.
4. Then the hole saw cut hole in no time.

Warm Tips:
1. Adult use only and always wear appropriate safety gear when using.
2. Due to manual measurement, please allow 1-2 mm difference, thanks!
3. Our digital images are as accurate as possible. Because of the difference between the display and the light, the color is slightly time.