Techtongda 3" R8 Boring Head Set Precision Boring Tool Kit for Milling CNC Machine Tools

This Boring Head Set is jig boring machine, horizontal boring machine, general boring and milling machine. Main accessories of boring and milling CNC machine tools,Boring hole, boring outer circle, boring end face, boring step hole, boring end face of inner hole,Cutting inner hole and outer circle on the ring groove and other processing. Cutting inner hole and outer circle on the ring groove and other processing. 3" R8 Boring Head Set Precision Boring Tool Kit Boring Bar Set Milling Set. Head size: 3" ;Boring bar Hole: 3/4"; Cross Hole Dia: 3/4".