Adjustable Drill Bit

Feature:
- The hole is round and cut flat,smooth and burr-free, and the roundness is good.
- Can be used again after sharp and durable polishing.
- The diameter of the hole can be adjusted by the distance from the tip to the center.
- Heated alloy steel used for bomoban(up to 10mm).
- Exquisite craftsma nship superior performance wide application.
- Applicable materials: wood board, plastic board, plywood, gypsum board, etc.


Specifications:
* Material: Steel body & Alloy heads
* Adjustable range: 40-300mm
* Cutting Hole Diameter: 40-120mm, 40-200mm, 40-300mm
* Cutting Depth: 30mm
* Shank Diameter:10mm (Suitable for 10mm diameter electric drill)
* Suitable for drill: Plywood, Laminates, Composite, Gypsum, Rubber, Plastic, Hardwood etc.
* Retail Packaging: Yes, General Box

Note: It can not be used for drill metal or stone.