617 TCI Tricone Bits
1)Medium-Hard Formation TCI Tricone Bits
The 617 features robust chisel tungsten carbide inserts on the heel row and conical on the inner rows. This design provides a fast drilling rate and added cutting structure durability in medium to medium hard formations. The HSN rubber O-rin provide adequate sealing for bearing durability.
2)certification
3)packing and transportion
The 617 features robust chisel tungsten carbide inserts on the heel row and conical on the inner rows. This design provides a fast drilling rate and added cutting structure durability in medium to medium hard formations. The HSN rubber O-rin provide adequate sealing for bearing durability.
2)certification
3)packing and transportion