Four Wing Stepped Type-6 1/8", 3 1/2" API Reg Pin, Stepped, Tungsten Inserts
USD $30 - $100 /Piece
Min.Order:1 Piece
Hejian Zhongcheng Drill Bit Manufacture Co., Ltd.
TRICONE BIT 6 | 400*400*600 | 1 | |||
TRICONE BIT 6 1/8 | 1 | ||||
TRICONE BIT 4 1/8 | 400*400*600 | 1 | |||
TRICONE BIT 5 | 2 | ||||
TRICONE BIT 5 7/8 | 2 | ||||
TRICONE BIT 3 7/8 | 400*400*600 | 3 | |||
DRAG BIT 2 15/16 (3wing step bit) | 2 | ||||
DRAG BIT 4 1/8 (3wing step bit) | 2 | ||||
TRICONE BIT 7 7/8 | 1 |
ZhongCheng Manufacture --Detailed pictures
Inspection: by customers themselves or by inspection company,SGS,BV,etc.
ZhongCheng Attend many exhibitions:
BEIJING-CIPPE,Date:Mar.26-28,China
CSTT-ISTT,Qingdao China