... Pilot box. 2.Road milling toolTungsten carbide cutting tools of Road milling bits/picks ,Round shank cutter chisel ... wheel trenching bits ,Tool holders,Shank cutting tools and blocks,Lock rings,Retainer,Weld-on teeth ... . 4.Mining toolConical tools and tool holders ,Flat cutter teeth and ... tool holders,Round shank cutting tools and blocks,Cross bit ,Drag&Tri-cone ...