... 3.Packaging:Wooden Box 4.Used for drilling glass 10 pcs Glass Drill Bit set Art No.: 2000-008 10pcs/setInches: 5 ... days after your order confirmation . SpecificationsOur carbide tip glass drill is with cross point ,and it is the ... patent products .The carbide glass drill is with TiN coated ,it can keep a ... ,Plastics ,Brick ,Blocks ,Mortar ,Concrete and Mirrorsa 10 pcs Glass Drill Bit set