4-1/2" Concrete Hole Saw, Tungsten Steel Core Bit with SDS Plus Shank - Includes Heavy-Duty L-Shaped Wrench & Bonus Dust Bag, for Cinder Block, Brick, Rock, Plank Walls

【Precision Design with Essential Tools】：Equipped with a 220mm SDS Plus connecting rod and a 110mm center positioning drill bits for pinpoint accuracy. Includes a high-quality L-shaped wrench for easy installation and adjustments, ensuring hassle-free setup and maintenance.

• 【Premium Tungsten Steel Construction】：Built with high-frequency welding technology, this 4-1/2"" (115mm)concrete hole saw offers exceptional sturdiness and durability for heavy-duty drilling. Ideal for tough materials like cinder block, brick, rock, plank walls, Hardy Plank, drywall, fiber cement siding, backer board, air brick, stucco, and plasterboard—designed to handle rigorous use.
• 【Universal SDS Plus Compatibility】：Works seamlessly with SDS Plus tools from all major manufacturers, making it a versatile choice for professionals and DIYers. Perfect for drilling walls, stones, and bricks, as well as installing pipes, mini split lines, air-conditioning units, exhaust systems, and sewer pipelines.
• 【Precision Design with Essential Tools】：Equipped with a 220mm SDS Plus connecting rod and a 110mm center positioning drill bits for pinpoint accuracy. Includes a high-quality L-shaped wrench for easy installation and adjustments, ensuring hassle-free setup and maintenance.
• 【Enhanced Cutting Efficiency】：Features triple-edged, razor-sharp teeth for fast, efficient drilling. Internal and external grooves guide chips outward, reducing friction and preventing clogging—delivering smooth, consistent performance even in dense materials.
• 【Safety Tips & Bonus Dust Bag】：For high-hardness materials, use with flowing water to reduce abrasion and extend tool life. Avoid marble, pebbles, and rebar; start at low speeds to prevent tooth breakage. Comes with a free (adapter-compatible dust bag) to minimize mess and keep your workspace clean.