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contact number：15017090036
Brazed gun drillreturn
description:Brazed single flute deep hole gun drill, the drill head is made of tungsten steel, and the drill bit and the drill tube are brazed together .Products specifications range from 3.0 to 45mm in diameter and up to 6000mm in length.
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Product Details
In production, straight groove gun drills are used the most. According to the diameter of the gun drill and passing through the inner cooling hole of the transmission part, the shank and the cutter head, the gun drill can be made into two types: integral type and welded type. The coolant is sprayed from the small holes on the flank surface. The gun drill can have one or two circular cooling holes, or a single waist hole
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