起球位，乘以牙轮钻头，铰刀位，孔揭幕战位：

1.切削结构
扩孔器主要由四个或更多的视锥细胞。 收费碳化钨堆焊切割结构或

式和新工艺的溢价碳化钨刀片是利用，并增加耐磨性

铰刀的能力。 飞行员为三牙轮钻头（三牙轮钻头） 。

2.密封与润滑
高性能氢化丁腈橡胶O型圈的轴承密封及先进润滑脂润滑。

3.产品应用
它适用于大尺寸井，采矿和基础设施应用。

付款方式：T / T ， LC
交货期：在3-7天
原产地：中国

包装：木箱
示例：充电

pilling bit , Multiply cone bit , reamer bit , hole opener bit:

1. Cutting Structure
The reamer mainly consists of four or more cones. Cutting Structure with premium tungsten carbide hardfacing or

premium tungsten carbide insert of formulas and new techniques is utilized, and increases wear-resistance

capability of reamer. The pilot is three cone bit ( tricone bit ) .

2. Seal and Lubrication
High performance HNBR O-ring for bearing seal and advanced grease for lubrication.

3. Product Application
It is suitable for the large size well, mining and infrastructure applications.

Payment: T/ T , LC
Delivery: within 3-7 days
Origin: China

Packaging: in wooden box
Samples: Charge