Description:4.5mm\/6.5mm HSS Countersunk Drill Bit Woodworking ToolSpecification:               Material          High steel+carbon steel(the black part)           Size       approx 120mm*14mm           Diameter of Drill Head       4.5mm\/6.5mm(as the photo shown)           Application       Gang drill、Bench Drill、Electric hand drill.           Range of processing       plastic block、 wood、medium fiber block、acrylic blook、etc.              Features:Suitable for plastic block、 wood、medium fiber block、acrylic blook、etc.Durable and long service life.Package Included:1 x DrillMore Details: