General description The Sollbry 10pcs Masonry Drill Bit Set is designed for versatility and durability, featuring high-quality tungsten carbide tips that prevent cracking and ensure a longer service life. This multi-material drill bit set is ideal for drilling through various surfaces including glass, tiles, marble, and wood. Technical specifications Material: High quality tungsten carbide tip Color: Black and silver Sizes included: 3mm (1 pcs), 4mm (1 pcs), 5mm (1 pcs), 6mm (2 pcs), 8mm (2 pcs), 10mm (2 pcs), 12mm (1 pcs) Storage box dimensions: 13.5cm x 6cm x 2.3cm Compatibility and accessories Compatible with hand drills, bench drills, and pneumatic drills Includes 1 plastic storage case for convenient organization Installation Use with electric drill accessories Do not use drill mode or hammers For hard materials (glass, porcelain tiles, marble, or granite), use water or oil for lubrication Usage Perfect for drilling holes in bathroom tiles and mirrors Suitable for various