Features Durable Cemented Carbide Construction: Made from high-quality cemented carbide, this drill bit offers exceptional hardness and durability for long-lasting performance Versatile Large Size Options: Includes 6 sizes ranging from 22 mm to 65 mm, perfect for various drilling tasks and ensuring you have the right bit for any project Multi-Functional Tool Set: Ideal for a wide range of applications including kitchen drilling, magnetic drilling, and more, making it a versatile addition to your electrical tools collection Compatible with Various Materials: Effectively cuts through stainless steel, iron, wood, and other common metals, providing reliable performance for diverse drilling needs High Precision Cutting: Designed for easy use, this drill bit delivers clean and round holes quickly, compatible with hand-held electric drills and other drilling machines Features: 1、Hole saw bit is made of high-quality cemented carbide to keep its high hardn, anti-, strong and . 2、Large sizes include 22 mm / 30 mm / 35 mm / 45 mm / 50 mm / 65 mm. Each incision is individually packed in a plastic box and each bit is oiled to prevent 3、As a multi-function tool, this hole saw set is suitable for kitchen drilling, magnetic drilling, gun drilling, hole drilling, etc. 4、Meanwhile, such drill bit is very suitable for stainl steel plates, square tubes, iron, cast iron, wood, F.R.P and other common metal plates. 5、With high accuracy, hole saw bit can be easy to use, which can quickly cut clean and round holes. Also it is suitable for hand-held electric drill, vertical motor-driven drilling machine and mobile ribbon magnetic drilling machine. Specification: Item Type: Drill bit Bit Size: (Approx. 22mm / 0.87in) / (Approx.30mm / 1.18in) / (Approx. 35mm / 1.38in) / (Approx. 45mm / 1.77in) / (Approx. 50mm / 1.97in) /(Approx. 65mm / 2.56in) Hole-Opening Depth: Approx. 2mm / 0.1in Package List: 6 x Drill Bit Package List 6 x Drill Bit