High-Quality HIGHEMN 2-Piece 28mm Vacuum Brazed Dry Diamond Core Drill Bit Set with M14 Thread - Perfect for Porcelain Tile, Ceramic, and Glass Drilling - Ideal for Home Renovation, Bathroom Remodeling, and DIY Projects

Professional and Durable Professional Tools for Industrial Applications.Note: Professionals Are Required to Use It. Irrelevant Personnel Are Strictly Prohibited from Approaching During Work.Product Name:Vacuum Brazed Diamond Drill Core Bits for TileQuantity:2pcs/pkSpecification:Diameter:28MM;M14 Female Thread;Total Length:75MM;Diamond height 15mmMachine:Angle Grinder.Feature:Wide application for Porcelain tile granite marble stone masonry brick.High quality diamond grain provide fast and smooth drillingVacuum brazed technology provide much longer working life than electroplated technologyMinimizing any breakage and safe for operatorNote:Please allow 1-3mm errors due to manual measurementItem color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same