... 3. orders ship within3 days Export high quality 5/32" Glass and Tile Drill BitTwo types of bits are available for ... tip to reduce breakout. Available in seven sizes: 1/8" (3mm), 5/32"(4mm),3/16" (5mm ... 6mm), 5/16" (8mm), 3/8" (10mm) and 1/2" (12mm), these spear bits provide smooth, accurate drilling ... of you, our customer. Satisfying you is our #1 concern. We have been in the business of satisfying ...