Precisions engineered with plated surfaces treatments and vibrations dampening design, the arbors reducer adapter ensures secure blade attachment while maintaining cutting accuracy across multiple applications Perfect for concrete cutting operations, removal projects, or woodworking tasks where 20mm arbors compatibility is essential for optimal sawer performances Ideal for construction professional, woodworkers, and DIYer enthusiasts requiring blade conversion solution for major cutter brands This 5 pack blade reducer rings adapter seamlessly converts 1" arbors hole sawer blade to 20mm shaft compatibility, featuring aluminum alloy construction for professional cutting tools like TS350/TS760 models Designed to work with segmented blade, welded cut off wheels, and green concrete sawer, this blade diameter reducer set serves as a universally adapter solution for diverse cutting requirements, Manufacturer: Hangsu