10Pcs 6-30mm Diamond Hole Saw Drill Set 100 Grits Tile Glass Marble Drill

10Pcs 6-30mm Diamond Hole Saw Drill Set 100 Grits Tile Glass Marble Drill specification: Brand new Length: 50mm Material: electroplated diamond Production process: electroplating Diameter range: 6/8/10/12/15/16/18/20/22/30mm Quantity: 10 (1 hole saw drill per size) Good performance and long life Ideal for making clean precise holes in glass and ceramic tiles Use a drill to work better. (not included) Package Included: 10 x hole saw drill note: Allow 1-5mm error due to manual measurement The color of the items in the photos displayed on the computer monitor may be slightly different because the monitors are not calibrated the same