Puzzled makita 9741 wheel sander – 7.8 amp, 3500 rpm, 4 3/4in. x 4in. wheel size

Powerful 7.8 AMP motor delivers 3,500 RPM for fast and efficient paint and rust removal; brings out wood grain*Innovative design for sanding flush to wall with nose and side of sander*Adjustable front roller for uniform pressure to workpiece.Wheel Size (width x diameter) : 4-3/4 inches x 4 inches*Well balanced with a low center of gravity for easy operation*Electric brake for fast stopping of the wheel*2 ea. Hex Wrench (783204-6)*Nylon Brush Wheel (794379-6)*9032*9403*9924DB*9404*9920*9903*9031*Unique design allows smooth and even surface removal*Adjustable front roller for uniform pressure to workpiece