OUT-SWEEPS AND OUT-WEARS ANY OTHER BRUSH WHILE RESISTING ABRASION GREASE OIL ACIDS AND ALKALIS. THE STRAIGHT STIFF BRISTLES EASILY MOVE HEAVY DEBRIS. 4"" BRISTLE TRIM. RECOMMENDED MILWAUKEE DUSTLESS HANDLES PART NUMBERS 190400 190500 190300 191000 190900 191200 190600 197511 191400 190200 190320 190550