high quality 229*80mm PDC Coring bit
Negotiable /Piece
Min.Order:1 Piece
Cangzhou Great Drill Bit Co.,Ltd
1、AISI 4145H -Heat treated steel dedicated for Petruleum drilling stools
2、Compact surface coating
Super toughness and wear-resistance
Good erosion-resistance
3、Hard metal nozzle with carbide liner,can effectively protect the bit body and nozzles from internal erosion
Please contact:
TEL:8618232186601 ;8617340754111
whatsapp:8618232186601
8618031733007
E-mail:drillbits1@zkdrilling.com
great03@pdcbit.net