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Description
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. | |
