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Solid carbide gun drillreturn
description:Compared with welded gun drills, solid carbide gun drills have no welding points on the drill pipe and the drill bit. The drill bit and drill pipe are made of a whole tungsten steel bar by grinding together, which has higher strength and higher accuracy.
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Product Details
Compared with welded gun drills, solid carbide gun drills have no welding points on the drill pipe and the drill bit. The drill bit and drill pipe are made of a whole tungsten steel bar by grinding together, which has higher strength and higher accuracy.
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