Shop › CMART A3106 CERAMIC / GLASS DRILLS FOR CERAMIC. GLASS WOOD 8MM/5/16 INCH Image 1 of 1 CMART A3106 CERAMIC / GLASS DRILLS FOR CERAMIC. GLASS WOOD 8MM/5/16 INCH ₱43.00 Upgrade your toolkit with the CMART A3106 Ceramic/Glass Drill! This versatile 8mm (5/16 inch) drill bit is engineered for precision and durability making it perfect for ceramic glass and even wood. Achieve clean accurate holes every time. Shop now and experience the difference! Purchase Added! Upgrade your toolkit with the CMART A3106 Ceramic/Glass Drill! This versatile 8mm (5/16 inch) drill bit is engineered for precision and durability making it perfect for ceramic glass and even wood. Achieve clean accurate holes every time. Shop now and experience the difference!