Set of 5 Triangle Drill Bits, Carbide Tile Drill Bits, Efficient Universal Drilling Tool for Glass, Tile, Concrete, Marble and Ceramic (3/4/5/6/8mm)

Material: Our glass ceramic tile drill bits are made of YG8 hard alloy.Four cutting edges intersect the spearhead with a hexagonal shank, ensuring a tighter grip and preventing the hole from slipping easily.High hardness, rust-resistant surface treatment, long service life.Wide Application: These carbide bits are compatible with many types of machines, such as ordinary hand drills, bench drills, cordless drills, and other models. They are suitable for drilling ceramic tiles, concrete, brick, wood, plastic, glass, masonry, etc.Add water or coolant when drilling.5 Different Sizes: Includes 5 glass ceramic tile drill bits in 5 different sizes: 3mm, 4mm, 5mm, 6mm, and 8mm.Lightweight and compact, suitable for your various needs.DIY Tool: Low cutting resistance, stable drilling function, fast speed, won't break the edge; this tile drill bit is ideal for drilling fixing holes in bathroom tiles or wall mirrors.