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Hubei Superdrill Mechanical Equipment Co.,Ltd.

22mm Hex tapered rod hollow drilling rod with shank H22

HomeProductsSmall Hole Drilling ToolsTapered Drill Rod22mm Hex tapered rod hollow drilling rod

Description

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
 Used on higher power rock drills ( Bigger than Y24), in middlle and hard rock.
TOP GII 55SiMnMo Steel

 Used on YT28 and YT29A, need big power.
TOP GIII 55SiMnMo

 Used on top hard rock.
BEST 40SiMnCrNiMo

 Better than GIII, length can reach 8m.


Specification:

SHANK HEX(MM) ROD HEX(MM) SHANK LENGTH(MM) EFFECTIVE LENGTH(MM)


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