Mini Buffing Wheels (1/2" Arbor Hole)

 Mini Buffing Wheels (Yellow Mill Treat and Untreated) How are the Mini Buffing Wheels constructed? The mini buffing wheels range in diameters from 2" to 4" and come in 20, 40, and 60-ply varieties. 20-ply wheels are 1/4" thick, 40-ply wheels are 1/2" thick, and 60-ply wheels are 3/4" thick. They are made using the same yellow mill treat material and 60/60 unbleached muslin material. They are sewn all the way through to maintain durability and integrity. What do I get?  The Mixed Diameter Kits come with (2) 2-inch wheels, (2) 3-inch wheels, and (1) 4-inch wheel in the selected color/type. Mini buffing wheel packs consist of 4-6 wheels (depending on the diameter and ply count) in the selected color/type. What type of machine should I use with these mini buffing wheels?  These mini buffing wheels can be used on a conventional drill along with angled and straight die grinders.  Note: Mini Buffing Wheel Packs do not include a mandrel, but you can purchase one here. What are the safety re