12-PCS Concrete & Masonry Drill Bit Set, Cement Drill Bits for Concrete Brick Wall, Tile Glass Ceramic, Masonry Drill Bit 1/8 to 1/2 inch Industrial Strength Carbide Cross Drill Bit Tip

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• 12-PCS CONCRETE DRILL BIT SET: Cement drill with premium YG6X tungsten steel canneasily beused for glass, ceramic, tile, mirror, plant pots, wood, marble, thin iron plate, plastic, paver on concrete or brick wall pavers, etc
• 12-PCS MASONRY DRILL BIT SET: Consistss of 7 different sizes :1/8", 5/32", 3/16", 3/16", 1/4", 1/4", 1/4", 1/4", 5/16", 5/16", 3/8", 1/2", that will help in drilling by starting with smallest bit and continuing to size needed
• CARBIDE CROSS DRILL BIT: Profession Industrial strength cross head bits designed to provide maximum cutting power and accuracy, sharp durability. Cool with water and control speed while drilling
• HEXAGONAL SHANK: 1/4" Hexagonal handle can reduce slip when drilling into hard surface, safer to use. It is suitable for normal power drills, hand drills, and bench drills
• INSTRUCTIONS FOR USE: For drilling harder materials like ceramic tile, marble, glass, and granite that require water, gradually apply increasing pressure while maintaining an inclined-to-perpendicular drilling angle