Features: Elevates your plumbing efficiency with Metal Pipe Cleaning Brush, for thorough scrub and preparation of copper pipes before soldering or installation. Featurings for comfortable handling, this cleaning tool boasts constructed steel bristles that tackle even the toughest residues inside 15mm / 22mm pipes. asset for professional plumbers and enthusiasts, ensuring pipe for workflows. for use home renovations, commercial plumbing maintenance, and where copper pipe cleanliness. The hexagonal handle provide a secure grip for manual or drill powered use, making this metal pipe cleaning brush for pipe maintenance need. Specifications: Materials: Alloy Size: 15mm, 22mm(optional) Package Includes: 1PC Metal Pipe Cleaning Brush note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.