LotFancy Flap Discs 4 1/2 for Angle Grinder, 40PCS, Sanding Disc 40 60 80 120 Grit, 4.5 x 7/8 Inch Grinding Wheels Welding Tools, Aluminum Oxide Abrasive, Type 27 4838 ratings ...

The speed of sanding with a flap wheel compared to hand sanding is just incredible.Studies show that using a spindle and a flap wheel are more than 10 times faster than hand sanding.This frees you ...

For instance, the worst performing disc was Makita (maybe add this to the list of Makita tools to avoid), this product cost $0.50 per disc and removed 4 grams costing around $0.13 per gram.

These holes in the sanding disc line up with the backing pad and removes dust as you work. The dust goes into either a built-in debris container or directly into a vacuum you can connect to the tool.