Featuring high-tensile, heat-treated carbon or stainless steel wire, Dewalt HP Wire Wheels offer long-lasting, aggressive brushing action. An innovative internal holding plate construction provides helps to reduced knot movement and helps to increased control and brush life. Delivers smooth performance, with crimped wire for flexibility. Stringer Bead Wire WheelMaximum speed: 20,000 RPMConstructed with internal holding plate to ensure consistency and safetyWire is 100 percent inspected to meet demanding quality specificationsUse on angle grinder for heavy-duty cleaning of weld spatter and slagUse for removal of rust, scale, and oxidationVery narrow face for easy access to narrow confined spacesProvides fast cutting and maximum cleaning actionWire size: .020 in.5/8 in.-11 arbor hole