carbide tip brazed gun drill

Gun drill is a specialized cutting tool used in gun drilling machine. Drillstar's brazed single flute gun drills have following properties:

Diameter range: 3 – 40mmOverall length: 5000mm (maximum)Single fluted type is the most common type. And the most widely used.Contains one-piece carbide drill bit and steel drill bit with carbide inserts.The tube and shank are made of steel material. And through heat treatment.The three parts are brazed to be a complete tool.Drillstar sells gun drills in diameter ranges from 1.40 mm to 50.80 mm (0.055″ to 2.0″). Also, we offer a wide variety of gundrill types such as:· Solid carbide tip & shank, single kidney oil hole, single flute· Single round oil hole, single flute· Two round oil holes, single flute· Kidney shaped oil hole, single flute· Two oil holes, two flute· Single oil hole, single flute, chips ahead reamer· Two oil holes, two flute, chips ahead reamer

The rated grinding angle fits for drilling of the most of material. After using, through re-grinding can prolong the service life.