Be sure to use the right disc for the task and note the optimum supported speed marked on the disc. how to use an angle grinder. For instance, a disc ranked at 7,500 RPM that is performed at a faster speed can break under the force, sending fragments of the grinder wheel flying - how to use an angle grinder. Angle mills determine power output potential in volts (V) and amperes (amps). how to change blade on angle grinder.
5V to 24V. Voltage readings on corded angle mills just indicate whether they are rated for 120V or 220V power outlets (how to change the blade on an angle grinder). Their power output capacity is measured in amperes and variety from 5-amps to 15-amps, with most landing in the middle, at around 10-amps. how to use an angle grinder. Bigger discs will require a bigger output, so if you select a 7- or 9-inch mill, expect it to have a higher power output potential and a more powerful kick when it initially begins cutting or grinding.
Some angle grinders have dust defense features, like a dust seal or dust ejection system that keeps dust away from the vents and inner functions of the angle grinder's motor - what is an angle grinder good for. If you'll regularly use an angle mill in an environment with poor ventilation or for extended periods at a time, pick a design with built-in dust security to extend the tool's life expectancy.
Some angle grinders utilize a portable guard and others a fixed guard. The portable option is more popular as it permits for left-handed or right-handed usage and can be adjusted to better secure you from flying particles (how to use an angle grinder). But, if left untightened, a portable guard can fall off the unit (how to install wire wheel on angle grinder). Fixed guards are more robust and there's no threat of it coming off the mill.