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1. CO-Z Hole Saw Kit for SDS Plus Hammer Drills 65 50 30mm Hole Saw Drill Bit Set w SDS Plus Shanks for Brick Concrete Cement Stone Wall Drilling Hole Saw Cutter for Air Conditioner Masonry Tile More 4-in-ONE: This CO-Z drill bit set provides a 4. FITS SDS PLUS HAMMER DRILLS: The custom shank on the connecting rod works with SDS Plus tools by all major manufacturers (Bosch, DeWalt, Hiltex, Makita, Goplus, and more) to make your hammer drill even more useful than it already was. DURABLE MATERIALS: Made of high-quality 40Cr steel and tungsten alloy, this hole saw drill bit set will give you years of service even under punishing use. WIDE APPLICATION: This masonry hole saw kit easily drills through most common wall materials (brick, adobe, concrete, cement, and stone) to let you install AC tubing, water pipes, exhaust hoses, and more!. SATISFACTION GUARANTEED: We offer CO-Z’s usual strong warranty and friendly 24/7 customer service so you can order worry free and start improving your home improvement right away. 2. Hanperal 90mm SDS Plus Shank Hole Saw Cutter Made of carbide tipped metal material,very durable. The size of the cutter head as the picture showns. Designed with SDS connecting rod，stable and easy to use. Suitable for drilling walls, hollow brick to operate air conditioning holes, pipe holes and so on. High-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth, precision engage, appearance. 3. Starrett KD0414-N 4.1/4-Inch Diamond Grit Holesaw Effective cutting of hardened steels, fired ceramics, aggregate containing concrete, non-metallics and other difficult to cut materials. Clean effective cuts and extended life Uniform synthetic diamond grit bonded over a durable steel platform Always use a coolant and start at a low speed, increase speed as ease of cutting is noticed while avoiding heat build-up on the cutting surface. Recommended cutting speed is from 150 to 300-RPM 4. BINOTA Concrete Hole Saw SDS Plus Shank for Cement Brick Wall PACKAGING: packed in aluminum plastic box, durable and easy to carry. COMPONENTS: 9PCS, including hole opener 30, 40, 65, 80, 100mm. MATERIAL: the cutter head is made of alloy YG8, which can be used for drilling cement wall, concrete wall, brick and so on. THE USE OF OCCASIONS: can be used for opening brick walls when installing air conditioners, water pipes, water heaters, fume pipes, sewers, etc. DESIGN : the shank of the connecting rod adopts SDS PLUS 300mm length design, which is convenient to use with four-hole electric impact drill. 5. CertBuy 2 1/2 Inch Concrete Hole Saw with SDS Plus Shank 65mm SDS Plus shank hole saw with 220mm connecting rod drill. Hole saw concrete made of carbide tipped metal material,very durable and fast perforated. Used for drilling walls, stones, bricks,or installation of air-conditioning, oil fume exhauster, sewer pipeline hole open and so on. SDS plus shank, male thread Adapter,Greatly replace the broken adapter with your drill chuck. High-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth. 6. Drilax Diamond 4 inch Concrete Hole Saw Masonry Core Drill Bit Heavy Duty for Brick Durable 4 core drill bits for concrete, exactly 4 inches diameter. Concrete hole saw 4 inch with 2 inch depth of cut and standard 3/8 inch shank for standard cordless or electric drill. 4 in concrete hole saw dry or wet use drilling holes in concrete block, brick, stones, basement walls, foundations, tile, marble, granite countertop, ceramic, porcelain. 4 in concrete core saw hammer drill bits for concrete Laser welded diamond concrete hammer core bit fits your standard drill. 7. Hanperal 65mm SDS Plus Shank Hole Saw Cutter Concrete Cement Stone Wall Drill Bit Made of carbide tipped metal material,very durable. Simple operation, easy to use,and fast perforated. Used for drilling walls, stones, bricks,or installation of air-conditioning etc. SDS plus shank, male thread Adapter,Greatly replace the broken adapter with your drill chuck. High-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth. 8. Deep Cut 6 inch Carbide Tipped Teeth 6Pcs Hole Saw Set PACKAGE】 This Carbide Tipped Hole Saw Set includes 6 inch (152mm) Black Silver SAW BLADES, 1 MANDREL, 2 pieces of 4. SUPERIOR CUTTING PERFORMANCE】MKC Carbide Tipped Hole Saw Up to 5 times faster than a bi-metal hole saw. MAX CUTTING DEPTH】This hole saw Cutting material Mohs hardness up to 6 and the max cutting depth is 2. WIDELY APPLICATIONS】This hole saw set along with extra gifts is your ideal choice for multiple materials. ADVANCED PRODUCTION TECHNOLOGY】The cutter head comes from a famous Swedish factory and is made with German automatic welding machines, which have a longer service life. ENLARGE AN EXISTING HOLE & CUT AT AN ANGLE】You can use this hole saw enlarge the holes on the finished items and use this hole saw to make holes at an angle. 9. Hanperal 50mm SDS Plus Shank Hole Saw Cutter Simple operation, easy to use and fast perforated. This item is made of high quality carbide tipped metal material, durable. The SDS Plus Shank Carbide Tip Hole Saw Drill Bit suitable for drilling walls, stones, bricks or installation of air-conditioning etc, Oil Fume Exhauster and Sewer Pipeline Hole Open ect. Using the Electric Hammer of the impact and rotation function on the wall, hollow brick to operate air conditioning holes, pipe holes and so on. High-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth, precision engage, appearance. 10. MAGBIT – MAG-8967 625.6616 MAG625 4-1/8-Inch Carbide Grit Hole Saw with 1-9/16-Inch Depth 1-3/8-Inch depth Use standard or SDS shank arbors Works in rotary and SDS hammer mode, works forward and reverse Drilling a hole through concrete block takes less than 7 seconds Cuts brick, concrete block, fiber cement siding & backer board, stucco, old plaster