ITEM NAME:5Pcs Titanium Coated Glass Drill Bit Set 3/4/6/8/10mm With Hex Shank Tools &LJ.If using on Floor tiles, regularly lubricate the bit with water to keep it cool,and working to its best. Titanium coated for durable and longer life. Once through the tile or mirror this drill bit will cope easily with any Masonry behind it.
