PDC drill Bits for coal mining
USD $100 - $1,000 /Piece
Min.Order:5 Pieces
Sanhe Hargrand Drilling Tools Co., Ltd.
Specifications:
Mark & model : The core bits are used in ore mining. Regular sizes range from 75mm to 220mm, can be customized.
Origin : Asia and Pacific Area China
Quality standard : International
Submit date : 2014-05-28
H.S.Classification : Metal Articles Metal Tools 8207 Interchangeable tools for hand- or machinetools & base metal parts thereof