KAHEIGN 10Pcs Tungsten Carbide Masonry Drill Bit Set for Metal Steel Porcelain Ceramic Tile Concrete Brick Plastic Wood (6/8 /10 /12mm)

• [High quality] Made of high quality tungsten carbide, with a strengthened head, high hardness, not easy to break and bend, surface rust treatment, long service life
• [Multi-grind bit head] Multi-grind sharp edges deliver high drilling speed even in hard materials, perform 85% faster than standard bits, U-shape groove provide good chip removal
• [Triangle shank] The triangle design of shank helps the hand electric drill to clamp the drill bit, prevent slipping and wandering, fit for most hand electric drills
• [4 Size] Masonry drill bit with 4 different sizes, 4 x 6mm(1/4"), 2 x 8mm(5/16"), 2 x 10mm(3/8"), 2 x 12mm(1/2"), various sizes for different use
• [Applicable] Great for most materials in interior fitting work, metal, glass, ceramic tiles, wood, ceramics, stone, concrete, bricks, etc. (When drilling hard material, please use water for lubrication)

KAHEIGN 10Pcs Masonry Drill Bits Tungsten Carbide Drill Bit Set great for most materials in interior fitting work, metal, glass, ceramic tiles, wood, ceramics, stone, concrete, bricks, etc. (When drilling hard material, please use water for lubrication). Feature: - Made of high quality tungsten carbide, with a strengthened head, high hardness, not easy to break and bend, surface rust treatment. - Multi-grind sharp edges deliver high drilling speed even in hard materials, perform 85% faster than standard bits. - U type slot design with fast drilling dust remove, Triangular handle design, operation more stable. - With 4 different sizes: 4 x 6mm, 2 x 8mm, 2 x 10mm, 2 x 12mm, various sizes for different use. Note: 1. When drilling hard material (glass, porcelain floor tile, marble or granite), please use water or oil for lubrication,which helps to extend bits service life,and also can increase drilling speed. 2. Do not use impact mode of drills or hammers when use the Multi-material Drill Bit. 3. The drilling speed of the Multi-material Drill Bit should be slow,especially in the beginning of drilling. Specification: Material: High quality tungsten carbide tip Shank: Triangle Color: Orange Size: 6mm, 8mm, 10mm, 12mm Package: Transparent plastic box Package Included: 4 x 6mm Masonry Drill Bit 2 x 8mm Masonry Drill Bit 2 x 10mm Masonry Drill Bit 2 x 12mm Masonry Drill Bit