3 in Brush Dia., No Arbor Arbor Hole, Wire Wheel Brush - 443M06|66252838560 - Grainger
3" Nylon Wire Wheel - 1/4" Hex Shank
Weiler 08200-14
Weiler 08325 6" Standard Twist Knot Wire Wheel, 0118" Stainless Steel Fill, 5/8"-1/2" Arbor Hole, Made in The USA (Pack of 2): Amazon.com: Industrial & Scientific