Features: This hammer drill adapter seamlessly converts rotary hammer drills into water drill systems, for square, round, and hexagonal shank tools for versatile masonry drilling applications. Crafted from premium alloy steel, its wear resistant construction withstands heavy duty operations while maintaining precise during prolonged concrete wall drilling tasks. Ideal for both home DIYer enthusiasts upgrading fixtures and professional contractors handling demanding construction projects requiring reliabled drill bit adapters. Effortlessly creates clean holes in concrete wall, brick surfaces, and stone structures during bathroom installations, electrical wiring setups, or plumbing systems maintenance. The quick changes design reduces downtime between drilling phases, ensuring optimal workflow efficiency for various water drilling accessories and masonry bit configurations. Specifications: Component:Steel Size: Approx.10x64x12.2mm/0.39x2.52x0.48inch Size: Approx.8.5x64x12.2mm/0.33x2.52x0.48inch Size: Approx.9.3x66x12.2mm/0.36x2.6x0.48inch Styles:Hexagonal handle/square handle/round handle Package Includes: 1pcs Rotary Hammer Drill Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.