10-Piece Diamond Hole Saw Kit, Diamond Core Drill Bits Set Tile Hole Saw Kit Vacuum Brazed Core Drill Bits for Glass Marble Granite Stone (6/8/10/13/1

Specification: Material: Artificial diamond and Steel body Style:Set of 10 Pieces. (6/8/10/13/19/25/32/51mm) drill bits+10mm Finger Bits+SDS Adapter Drill Diameter:6mm(1/4 '), 8mm(5/16"), 10mm(3/8"), 13mm(1/2"), 19mm(3/4"), 25mm(1"), 32mm(1-1/4") , 51mm(2") Compatible Material: Glass, Marble, Granite Stone, Porcelain Tile, Ceramic, Brick Notice: Do not use these drill bits with hammer modeOnly 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 tileFor horizontal drilling,just give a gentle pressureFor vertical drilling, the weight of the machine will give sufficient pressureFinger Bits are used for enlarging, shaping or rounding bevel existing holes