Diamond Hole Saw Kit, 6-Piece Diamond Core Drill Bits Set Tile Hole Saw Kit Vacuum Brazed Core Drill Bits(20-68mm) for Glass Marble Granite Stone Porc

[COMPLETE DRILL SET]This 6pcs diamond core drill bits set include 6pcs(20/35/40/45/50/68mm) drill bits, which can meet your various needs. [HIGH QUALITY]Our diamond hole saw kit is made of high -quality diamond, providing more effective performance than traditional cemented carbide or bi-metal hole saws. Vacuum brazing technology makes it highly thermostable and durable to use. [WIDE APPLICATION]LFGUD vacuum brazed core drill bits are designed for dry/wet drilling porcelain tile , granite stone, glass, marble, ceramic, brick and all similar material. [EASILY OPERATE]The tile hole saw kit includes drill bits, which can be used both dry and wet, meet your various needs, recommended adding some water to prolong the service life. [NOTE]Before using, place it at a 45 degree angle, and then work vertically. When the diamond hole saw bit is working on glass or ceramics, please continue to add water. Notice: Do not use these drill bits with hammer mode Only fit these drill bits on a cord drill, not cordless drill(no enough power) Only for tile drilling not recommend for the material behind the tile For horizontal drilling,just give a gentle pressure For vertical drilling, the weight of the machine will give sufficient pressure Finger Bits are used for enlarging, shaping or rounding bevel existing holes Specification: Material: Artificial diamond and Steel body Style: Set of 6 Pieces (20/35/40/45/ 50/68mm) Drill Bits Drill Diameter:20mm(4/5"), 35mm(1-3/8"), 40mm (1-9/16"), 45mm (1-25/32"), 50mm ( 2 "), 68mm(2-1/2") Compatible Material: Glass, Marble, Granite Stone, Porcelain Tile, Ceramic, Brick