Product Overview
Brand: Luney
Color: Silver
Features:
- 【20 IN 1 COMPLETE KIT】This 20-piece concrete hole saw kit includes 7 sizes: 30mm (1-3/16"), 40mm (1-9/16"), 50mm (2"), 65mm (2-9/16"), 80mm (3-1/8"), 100mm (3-15/16"), and 110mm (4-5/16"). It comes standard with 300mm (11.81") SDS Plus and SDS Max connecting concrete core drill bits, a 110mm (4-5/16") SDS Plus drill bit, three 110mm (4-5/16") centering cement drill bits for concrete, two wrenches, and four screws, all packed in a plastic carrying box. You get everything needed for professional masonry hole saw drilling right out of the box
- 【PREMIUM TUNGSTEN CARBIDE】Crafted from high-grade tungsten steel and carbide, our concrete tools bits for drill offer exceptional hardness and superior wear toughness. The robust structure ensures effortless cutting through tough materials like reinforced concrete and hard stone. Each hole saw features ventilation holes to rapidly eject debris, preventing clogging and significantly improving drilling efficiency
- 【SDS PLUS & MAX VERSATILITY】Equipped with 300mm SDS Max and both 300mm & 110mm SDS Plus connecting cement hole saw drill bits. Whether you have a light-duty SDS Plus drill or a heavy-duty SDS Max brick cutter machine, this masonry hole saw or concrete core drill bits set has you covered. It effortlessly drills through brick, cement blocks, concrete, and stone walls
- 【UPGRADED QUICK-CHANGE DESIGN】Featuring a no-tools-required quick-change connector, this hole saw set solves the problem of stuck screws found in old versions. Simply pull down the sleeve, insert the centering drill, and release to lock automatically. This delivers concentricity without deviation, making installation and dismantling faster and more reliable than ever
- 【WIDE APPLICATION & PRO TIPS】Ideal for installing air conditioners, range hoods, water pipes, and electrical sockets. Pro Tip: For extremely hard materials like dense concrete, using water to cool the drill bit during continuous drilling will reduce wear and extend the life of the hole saw. Remember to remove the pilot bit after positioning to maintain drilling efficiency
