Geological Double Tube Chinese Standard Core Barrels
good quality professional
low price long life
Port: SHANGHAI
Minimum Order Quantity: 110 Piece/Pieces ~
Supply Ability: 121,000 Piece/Pieces per Week ~
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: CARTON
Delivery Detail: 2 weeks
professional
good quality
long life for very hard material
high performance