Non Coring Bit for granite and other types of stone and material 

Model Diameter Height
DBX5 5mm(1/5") 10mm
DBX6 6mm(1/4") 10mm
DBX8 8mm(5/16") 10mm
DBX10 10mm(3/8") 10mm
DBX12 12mm(1/2") 10mm
DBX15 15mm 10mm