A sander grinder is a tool for smoothening wood and other automotive finishing. Ideally sanders have a means to attach sandpapers that smoothen the surface. These when used against wood are powered by electricity whereas when used against heavy metals are operated by compressed air.
They are used for grinding, roughing, cutting, deburring and rust removal. Sander grinder is a popular choice among the metal, automotive and natural stone industries. A flat aluminum die-cast gear head allows the tool to reach into the tightest areas.
RPM i.e. rotations per minute is a measure of their speed and their numeric values could be 2000 to close to 12000. Variable-speed control makes them ideal for use with both flap discs and grinding and cutting wheels. This makes the service life of the grinder parts especially the flap disc last twice that of other peers.
The positioning of the grinder parts are such that there is no heat transferred to the work piece due to the disc rotation. This also accounts to a lesser noise level of using the unit. The easy lock clamp and spindle lock aids in changing the discs quite comfortably without much usage of tools. Comfortable handle helps in reducing fatigue of the user.
One of the accessories of sander grinder is the crimped wire cup brush made out of carbon steel. They offer excellent and efficient cleaning of groove, bead welds, corners and T-connections. Hence, these are ideal for flat surfaces, edges, paint, scale, and light rust removal.
The sander grinder is double insulated for the safety of users. They possess spiral bevel gearing for performance and durability. These spiral bevel gears offer utmost transmission of torque to the work piece. The body grip should have a comfortable style, easy to hold onto options. Hence, they are supplied with side handle, which allow for maximum operator control. The design of side handle can be in three locations in the unit based on the model.
A right angle unit features vibration control handle at 2 positions which make them less vibrant to the user. They have other features like soft start, restart protection, rear handle trigger switch which makes them friendlier to the user.
When two of the grinder parts backing pad and disc are removed, this sander works as a grinder. Typically while using a sander grinder few safety measures are to be taken like wearing proper clothes, protecting the face particularly the eyes and also up on unplugging make sure the power is switched off.
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