Welded gun drill
Gun drill heads include cemented carbide monolithic sintered drills and cemented carbide photo-type steel drills. Drill rods and drill shanks are made of steel through heat treatment and other processes. The three parts of the drill bit, drill pipe and drill shank are welded into a whole. Welded gun drills can choose different grades of well-known alloy materials for reasonable tool design according to the different materials to be processed. For special materials, different types of layers can also be used to deal with it.
Key:
Gun Drill, Internal Cold Drill, Small Gun Drill
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