Die grinder is an electric grinder machine with small size, which can be easily operated by hand. Mini-size die grinder is called pencil grinder. Die grinder is a type of rotary tools, usually driven by compressed air or electricity. On rotation spindle, the collet is fixing accessories such as grinding bits, cutting wheels, and cutting discs.
Used with a suitable attachment, die grinder can perform various functions, such as grinding, polishing, drilling, cutting, micro-carving, etc. Die grinder is mainly used for metal, carbide and stone materials, but can also be used on other softer materials (such as plastic, wood, leather).
Die Grinder Types
Straight die grinder is an ordinary die grinding machine. Its structure is completely straight, like a thick and large electric screwdriver.
Right angle die grinder has the same working principle with straight die grinder. The difference is that the grinding bit of right angle die grinder is perpendicular to its body. Right angle die grinder is mainly used to work in narrow spaces where straight die grinder cannot be installed.
Die Grinder Power Sources
Electric die grinder needs to be connected to the power supply. Generally, electric die grinder is not as powerful as pneumatic tools, but it is popular due to its compact structure, small size, lightweight and low price. Electric die grinder has two types: cordless and corded. Cordless die grinder is powered by rechargeable battery, which is highly portable. Corded die grinder is powered by 110V, 220V, 240V and other AC power sources.
Pneumatic die grinder is driven by compressed air. It is a powerful and time-saving pneumatic tool. Compared with electric die grinder, its disadvantage is that it needs to be used with air compressor, hose, fuel tank and other attachments, which is more troublesome.
Die Grinder Bits
Die grinder can be used with a variety of grinding bits and grinding wheels. They usually have a mini size and are special for electric die grinders. Such as grinding bits, polishing wheels, carbide burr, wood cutting wheels, metal cutting wheels, stone grinding bits, wire wheel, sanding papers, etc.
Our products s have stepless variable speed. You can choose cordless die grinder (powered by 3.6V/12V/18V battery) or corded die grinder (125W/150W/190W). Performance is the best and price is ideal.