الوصف

1. Size: All drill bits have different sizes, minimum diameter is 600mm, the maximum diameter is 2500mm, thickness from 16mm to 20mm.
2.Uses:  Bottom of drilling bucket can be with single door or double door. It is used for drilling soil, rock layer, claypan and sandy gravel.
3. Type : Single bottom of drilling bucket; Double bottom of drilling bucket; Rock core barrels drilling bucket; Double spiral drilling auger.
4. Material: The material is Manganese Alloy steel, made of 42CrMo, heat treatment with 40-44HRC hardness, forged and Anti-rust treatment, has high toughness and wearable character.
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