Ergonomic Handle: 132mm full length design with 26mm bristle placement provides comfortable grip and deeper cleaning without dead angles Reduces hand fatigue during extended use, especially effective for overhead pipe maintenance tasks Multi Size Compatibility: Features 15 / 22 / 28mm hexagonal shaft brush heads designed to precisely matching different pipe diameters Solves compatibility issues of traditional Industry Grade materials: Constructed with aluminum alloy handles and stainless steel wire bristles for resistance and 3x longer lifespans than handles Industrial & Household Use: accuracy crafted for uniform density, suitable for industrial repairs, refrigeration installations, metalworking, as well as home pipe maintenance and copperware restoration with high cost effectiveness Modularized Replacement Design: Interchangeable brush heads allow rust removal, polishing and cleaning in 1 operations Enables efficient maintenance in tight spaces while lowering repurchase costs for optimal workflow efficiency Reduces frequent tool replacement costs, perfect for professional maintenance work, Manufacturer: ljhnba