Plug Hole Integral Rod 1.Shank H22x108mm (7/8 x 4 1/4 ) 2.Length: 250mm Diameter:22mm Plug Hole Integral Rod We are a manufacturer specializes in producing kinds of rock drilling tools includes taper chisel bits, cross bits, button bits, tapered drill rods, integral drill steels, plug hole integral steels, pick rods, thread cross bits, thread button bits, retrac button bits, extension rods, shank adapter, coupling sleeve, etc.All the products adopt the best alloy and high-intensity steel as material according to the different working conditions. The plug hole integral rod is widely used in stone pit field to drill small holes. Because of the integration of the rods and bits, the integral drill rod can be metched directly with rock drills without shank adapter or coupling sleeve, these advantages avoid the wastage of energy, and improve the drilling efficiency remarkably.

Dimensions						Part on
L				D
mm	ft	in		mm	in
150		6		17	21/32	H19-108-150-17-Y
160		6 1/4		20	25/32	H19-108-160-20-Y
200		7 7/8		20	25/32	H19-108- 200-20-Y
240		9 29/64		20	25/32	H22-108-240-20-Y
280		11 1/32		20	25/32	H22-108-280-20-Y
160		6 1/4		22	7/8	H22-108-160-20-Y
190		7 1/2		22	7/8	H22-108- 190-20-Y
						H19-108- - -Y
						H19-108- - -Y
						H19-108- - -Y
						H22-108- - -Y
						H22-108- - -Y
						H22-108- - -Y
						H22-108- - -Y