Integral Drill Rod for Small Hole Drilling

Product Item：60686955472

Model Number:Customized

Type:Drill Rod

Material:High Manganese Steel

Use:Coal Mining

Superdrill can make all length according to your request!Detailed Images

Quantity Selection:

QUALITY	MATERIAL	WORKING SITUATION
NORMAL	Normal Rod + Normal Tungsten Carbide	Used on low power Rock Drll，in soft rock, mine.
TOP GI	8Cr or 95CrMo Steel + Normal Tungsten Carbide	Used on higher power rock drills ( Bigger than Y24), in middlle and hard rock.
TOP GII	55SiMnMo Steel + Good Tungsten Carbide	Used on YT28 and YT29A, need big power.
TOP GIII	55SiMnMo + Good Tungsten Carbide	Used on top hard rock.
BEST	40SiMnCrNiMo + Good Tungsten Carbide	Better than GIII, length can reach 8m.