DeWalt® DW49201 High Performance™ Carbon Stringer Wire Wheel, 5" x 5/8"-11 HPHigh tensile, heat treated carbon or stainless steel wire provides long lasting agressive brushing action. Internal holding plate construction provides reduced knot movement and increased control and brush life. Highly specified wire grades are constructed with internal holding plate to ensure consistency & safety Constructed for even balance which provides smooth performance Knotted wire is for heavy material removal Internal holding plate