Specifications H22x 108mm ZQB22-Y2-2.4m 22mm x 2400mm x dia 38 ZQB22-Y2-1.6m 22mm x 1600mm x dia 39 ZQB22-Y2-0.8m 22mm x 800mm x dia 39 A lot of kind type for Integral Drill Rods. in addtion to ,we can product the products according to the customers. Usefulness: Rock drilling tools and mining tools for use in quarrying, Mining, Tunnelling, Construction and Civil.