About this item

• ¡¼INCLUDE¡½Our diamond drill bits set includes 2pcs 1/4 inch, 1pc 5/16 inch, 1pc 3/8 inch, 1pc 1/2 inch diamond drills, and 2pcs 4-edge cross drills, will meet your different drilling needs
• ¡¼EFFCIENT¡½Our tile drill bits use advanced brazed diamond technology and high-quality materials to provide enhanced durability and efficient drilling
• ¡¼NO WATER REQUIRED¡½Our drill bits for ceramic is filled with solid cooling wax, can effectively reduce drilling temperature without adding water. After the cooling wax is used up, it can continue to be used with water
• ¡¼VERSATILE¡½Our versatile tools tile drill bits suitable for ceramic, glass, porcelain, marble, granite, stone and bricks, compatible with most power drills, hand drills and bench drills, Angle grinder needs to be equipped with a converter
• ¡¼NOTES¡½Our cross drill is only used for initial drilling positioning, then adjust the dry diamond drill bit to a 45 degree bevel and tilt it on the tile. After cutting the crescent shaped groove at high speed(>2000 rpm), slowly vertically the drill to make holes, increase drilling speed,and wobble it to extract debris