The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying,
mineral-quarrying, water conservancy, transport, military industry, geology....

The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying, mineral-quarrying, water conservancy, transport, military industry, geology....

Button bit / stelidium bore bit
5Tips, 6 Tips, 7Tips, 8Tips
The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying,
mineral-quarrying....

Intergral Drill steel / Plug Hole Integral Steel
Shank H22x108mm ( 7/ 8 x 4 1/ 4 )
Length: 150mm - 190mm ( Length can be according to customers' specifications)
Diameter: 17mm - 22mm....

Chisel Type Intergral Drill steel
Shank size: H22 x 108mm ( 7/ 8 x 4 1/ 4 )
Length: 400mm - 3000mm ( Length can be according to customers' specifications)
Diameter: 26mm - 42mm
The....

Tapered Drill Rod
Shank H22x108mm ( 7/ 8 x 4 1/ 4 )
Length: 610mm - 2800mm ( Length can be according to customers' specifications)
Taper: 4.8, 6, 7, 11, 12
Hex: 19mm, 22mm
The....

The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying,
mineral-quarrying, water conservancy, transport, military industry, geology....

Cross Type Intergral Drill steel
Shank H22x108mm ( 7/ 8 x 4 1/ 4 )
Length: 400mm - 3000mm ( Length can be according to customers' specifications)
Diameter: 26mm - 42mm
Hex: 19mm, 22mm....

The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying, mineral-quarrying, water conservancy, transport, military industry, geology....

The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying, mineral-quarrying, water conservancy, transport, military industry, geology....

The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying, mineral-quarrying, water conservancy, transport, military industry, geology....