[Versatile Compatible with electric drills and bench drills, providing convenience and ease of use.
[ and sturdy Carbide Tip] Ensures long-lasting use and can be sharpened for repeated functionality.
[All-round Use] Made from alloy steel with heat treatment for reliable performance on various materials, for thin-film plates.
[Adjustable Hole Diameter] Easily adjust the size by measuring from the drill tip to the center for precise cutting.
[Wide Application] Ideal for wooden boards, plastic boards, and gypsum boards, making it a must-have tool for diy enthusiasts.

Spec:

Features:
1. and sturdy carbide tip can be reused after grinding.
2. The hole diameter can be adjusted by the distance from the drillbit tip to the center.
3. Alloy steel with heat treatment can be used for thin-film plate.
4. Can be installed and operated on the electric drill and bench drill.
5. Widely used in wooden board, plastic board, gypsum board, etc.

Specifications:
Material: alloy steel
Color: black
Shape: airplane
Hole diameter range: 30-300mm / 1.18-11.81in
Weight: Approx. 534g

Package Includes:
1 x Adjustable Hole Saw Drill Bit Set

Note:
1.Before starting operation, check if all the screws are tightened.
2.Be sure to hold it during to prevent accidents.
3.When replacing the drill, it is necessary to cut off the power.
4.Cuttings generated during drilling should be cleaned by specialtools rather than hand.
5.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.