Rabbet: A groove cut into the side of a board that is against one edge.  Differs from a dado based on its location in the board.

Random Orbital Sanders:
A versatile power sander of which the motion is random, so that sanding marks on the finish are reduced.

Rated Speed:
Speed measured when the tool is operating at the rated voltage and loaded to work at the rated load current.

Recoil start -
(also called manual start, pull start, or zip start) refers to a method of starting an internal combustion system, usually to that of small machines, such as lawn mowers and chainsaws.

An electronic module to convert AC to DC.

An electronic device to regulate and maintain an output of Voltage or current or both.

Removable brush access:
Allows carbon brushes to be replaced on your powertool to prolong the life of your tool.

An object having resistance.  A resistor is a conductor inserted into a circuit to introduce resistance.

Respiratory Protection:
A device placed on your face used to filter the air you breathe.  Available in various styles including disposable face masks, half face respirators, and full face respirators.

A Rotary powertool used for shaping the edges or creating grooves in woods.

Revolutions Per Minute.  A measure of the speed of rotation of a motor.


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