One Drill Bit Meet All Your Need!

⭐Ending The Troublesome Work of Repeatedly Changing Drill Bits!
Improve YourCommercial and Domestic WorksEfficiency!

FEATURES:
✔️【Adjustable Diameter】The Punching Saw with adjustable diameters from 45mm to 130mm, which makes it possible to cut holes of different diameters with just one tool, saving money and space.

✔️【Precision & Clean Drilling】The three triple tooth blades can easily saw through plasterboard and softwood boards, and ensure fine and clean cuts with their special, straight saw tooth. Triple blade design ensures smooth cut, and burr-free.

✔️【Easy To Use】Loosen the middle 3 screws, then adjust the diameter of the hole you want, and finally tighten the 3 screws to start drilling. Round holes of different sizes and diameters require only one drill bit.

✔️【Size & Package】Cutting depth: 30mm, shaft diameter: 8.5mm, shaft length: 25mm, product diameter: 15.5cm. The package includes adjustable punching saw, replacement blades, positioning bit (use range 0.6cm), and hexagon socket wrench.

✔️【Wide Application】It is a very practical tool for carpenters, home decorators, contractors, professionals and DIY owners for embedded lights, ceiling speakers, vents and other hole cutting applications.

SPECIFICATIONS:

• Material: nylon + zinc aluminum alloy
• Cutting Depth: 30mm/1.18in
• Shaft Diameter: 8.5mm/0.33in
• Shaft Length: 25mm/0.98in
• Product diameter: about 15.5cm/6.10in
• Adjustable range:45mm-130mm/1.77-5.12in

Package Included:
A: 1Set * Hole Opener (Contains 3 blades)