Our 2"" Opening Tool is designed to penetrate hard blockages and get water flowing. This drain opening tool is best used in 2"" to 2-1/2"" pipes. The steel construction and RUST GUARD™ plating reduce corrosion, providing you with longer-lasting head attachments. This head attachment works with MILWAUKEE® 7/8"" Open Wind Sectional Cable designed for the Milwaukee M18 FUEL™ Sectional Machine for 5/8"" and 7/8"" Cable and M18 FUEL™ Sewer Sectional Machine with CABLE-DRIVE™