1pcs 4-12mm Alloy Cross Tip Glass Drill Tile Cermic Drill Triangle Drill

1pcs 4-12mm Alloy Cross Tip Glass Drill Tile Cermic Drill Triangle Drill Descripiton: Material: carbide alloy with titanium plated Application:wood,metal,glass,marble and rock drilling Quantity:1pcs Size: Shank Diameter Length 4mm 59mm 5mm 65mm 6mm 70mm 8mm 71mm 10mm 79mm 12mm 80mm Features: Durable and excellent workmanship with titanium plated alloy material Opening neat and smooth No broken edges and tremor phenomenon Easy positioning for novice Small incision resistance increasing the speed of the opening Chip removing easilly afer notching 6 specifications(3/4/5/6/8/10/12mm) meet your demands Fit for wood,metal,glass,marble and rock drilling Can be fixed on hand drill,drill press and die grinder Package included: 1X Cross Tip Glass Triangle Dirll