Meccion Hole Saw Guide adjustable 4mm - 80mm with Vacuum Base Sucker Core Bit Guide Openings Locator for Glass, Diamond, Marble, Ceramic Tiles

Diamond Hole Cutter: Made of carbon steel with diamond coating hole saw drill bit for porcelain, glass, marble, ceramic, rock and granite etc. High Quality Hole Drilling: Thicken blade with brazed degisn for durable, ideal for drill clean and accurate holes and cut a perfect circles Longer Service Life: Heavy duty hole saws gives superior performance, Durability is more than 8 times than other common diamond hole saws Attention: Start drilling at a 45-degree angle, and drill vertically when the crescent-shaped edge is cut to avoid the hole saw from slipping. Never let your drill bit run dry, use water to keep it wet and cooling. HOW WE’RE DIFFERENT: We aim to make the best products to inspire our customers to live a more convenient and secure lifestyle. We have a professional products monitoring team focusing on all the details that matter to you