STBA-432 .020 3/8-1/24IN DIA STR Very narrow faceFor hard-to-reach areas, primarily for weld cleaning Wire Material: SteelDia.: 4 inWire Size: 0.0200 inArbor Thread - TPI or Pitch: 1/2 - 3/8 inNo. of Knots: 32Face Width: 3/16 inFace Plate Thickness: 7/16 inTrim Length: 7/8 inSpeed: 20000 rpm [Max]Applications: Remove large burrs and heavy contaminationApplicable Materials: Rust, Paint, Oxides, ScaleUsed With: Straight Grinders, Right Angle GrindersQuantity: 1 per packWt.: 1/2 lb