... drilling rods 1.Sturdy & effective for rock drilling 2. Available in all ... XL shanks.Water DTH hammer, ODS system, etc3,Drag bits including Step and Chevron types with "API Reg", " ... NRod" thread.Claw tybe bits, Clay bits,etc4,Diamond core drilling tools including the diamond ... anchor tools, IBO anchor system( anchor rods, anchor bits, nut, plate,coupling.), Rebar rock bolting, Friction ...