Project Description

  • diamond-drill-bit-and-countersink-set-(9)
  • diamond-drill-bit-and-countersink-set-(8)
  • diamond-drill-bit-and-countersink-set-(3)
  • diamond-drill-bit-and-countersink-set-(6)
  • diamond-drill-bit-and-countersink-set-(4)
Diamond drill bit are used for drilling hole of glass,ceramics, porcelain, ceramic,porcelain tile, limestone, slate, marble, granite, stone, and fiberglass, etc. Diamond countersink match with the drill bit for hole edge shafering.
Diamond drill bit Outer diameter:4mm-100mm Diamond countersink inner diameter 4mm~100mm Match with diamond drill bit. Customized size is available.