Durable Bi Metal Drilling Aluminum Stainless Review

🧰【BI-Metal Material】M42 High Speed Steel. High strength, strong toughness and durability. Includes blades and drilling bits. You can choose 60mm/110mm/155mm/160mm according to your needs. 🧰【Features】The teeth are sharp, the vibration is small,the hole can be balanced quickly, so that the operation is more stable. All specifications are equipped with special holes for chip removal, which improves the speed of removing cylindrical iron chips in holes. Bi-metal hole saws have a larger number of cutting edges than carbide hole saws, which allow a clean cut. 🧰【Usage】Suitable for metal pipe fittings, plastic sheet, various kinds of wood, gypsum board and other perforation operations, such as metal section steel, castings, aluminium alloy, etc. Not recommend used in hard wood, thick metal plate and stone. 🧰【Wide Range Of Applications】 Widely applicable to all kinds of bench drills, drilling machines, gun drills and hand electric drills. Ideal for DIY And home use. Ideal gift for your family & professional work. 🧰【Warm Prompt】To process the thickness of more than 10 mm, it is necessary to remove the spring on the positioning drill. 🧰【About Customer Service】We’re aimed to provide you superb quality tools. If you find any problems when you use it, feel free to contact with us. We would try our best to assist you and ensure your satisfaction. 🧰【BEST GIFTS】 Christmas Eve, Christmas and New Year's eve are coming. Are you still worried about preparing gifts? Come quickly to choose this Hole Saw, it is suitable for friends and elders who like DIY. It is a good choice for gift giving.