Product description: Shank size: Hex.19x108mm, Hex.22x108mm.
Head diameter: 26mm~42mm.
Length:400mm~8000mm.
Integral drill rods are ideal in small hole drilling, it’s consist of Hex. rods with integrated cemented carbide chisel-shaped bit heads. The integral drill rods provided by our company are made of high quality steel and alloy, mainly with the following specifications: Shank size: Hex.19x108mm, Hex.22x108mm. Head diameter: 26mm~42mm. Length:400mm~8000mm.