Non-core bits
Size:48-153mm
Type: concave model
Application:rock formation f less 8
Port: XI'AN
Minimum Order Quantity: 50 Piece/Pieces
Supply Ability: 50 Piece/Pieces per Day
Payment Terms: D/P,T/T,Western Union
Contact SupplierPackaging Detail: carton
Delivery Detail: 15days
Type: concave model with steel body
Size:φ48—φ153mm
Application:
This group of products is used to penetration the degassing hole, drain hole, and grouting hole of coal mine. It has two types, one is steel body, the other is matrix body. Matrix body Suitable for hard rock, The bits life span is two times than the steel body.
Characteristics:
It has high efficiency and strong wear resistance for drilling. Applicable rock formation: f≤8