RVIQI 9PCS Concrete Hole Saw Set,Tungsten Steel SDS Plus Shank Masonry Wall Hole Opening Drill Bits for Brick, Concrete, Cement Stone

PACKAGE INCLUDED- 5 PCS Hole Opener：1-2/11”(30mm), 1-3/5”(40mm), 2-9/16 “(65mm), 3-5/32”(80mm), 3-15/16”(100mm); 2PCS SDS connecting rod: SDS 11-13/16”(300mm), SDS max 11-13/16”(300mm); 2 PCS center drill bit 4-1/3”(110mm). HIGH MATERIAL- Our concrete hole saw set is made of tungsten steel and carbide, durable and works under rough conditions,but also super safe to use and simple. UNIQUE BLADE DESIGN- The concrete hole saw’s blade is made of raw materials, thicker and sharper than other ordinary blade. Can easily penetrate steel bar up to 6mm. WIDE APPLICATION- The masonry wall cutter bit kit fits SDS plus hammer drills. Perfect used for Brick, concrete, cement, stone, mixed brick wall, foam wall and installation of air-conditioner. LIFETIME GUARANTEE- We focus on the quality of products and care about your satisfaction. If you have any question, please contact us by email or Q&A, the reply will be provided within 24 hours.