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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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