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Product Specification
  Diameter：
215.9mm, 8 1/2”
  Number of cones：
4
  Core Diameter:：
Φ60mm
  Connection Thread：
5 1/2 IF
  Bearing System：
Sliding
  BearingSealing System：
Compound Seal
  Number of Tooth Rows：
21 rows
  Cutting Teeth：
164
  Outer Row Teeth：
50
  Back Cone Teeth：
74
  Palm Back Teeth：
104
  Diamond Composite Teeth：
20
  Drill Pressure：
60~180KN
  Rotation Speed：
40~180RPM
  Make-up Torque：
16.3-21.7KN.M
  Adaptation Formation)：
High compressive strength, medium hard and high abrasiveness formations.
Contact Us Lilin Machinery Group Co., Ltd.
Add：Fukang Road Gegu Jinnan,Tianjin,China.
P.C.：300352
[ Trade Department ] Tel.：86-22-58052996     E-mail：sale@lilingroup.com
[ Human Resource Department ] Tel.：86-22-28685828     E-mail：hr@lilingroup.com
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