Description of QWORK Masonry Strengthened Carbide Chrome
5 pcs popular size masonry drill bit 4mm(5/32"),5mm(3/16"),6mm(1/4"),8mm(5/16"),10mm(3/8"). Strong carbide tip, tough and durable to penetrate multi-materials (Concrete, Tile, Brick, Plastic, Wood, Drywall and Other Masonry). Chrome plated body, anti-rusted and reduce friction for fast drilling speed. Special design flute helps to fast remove dust and material when drilling. Handy and compact storage case that is convenient to store and carry.