Specification :

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 drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying,
mineral-quarrying, water conservancy, transport, military industry, geology and civil engineering,ect.
We supply OEM service.