6th
Gold Index: 40691
Langfang Baiwei Drill Co.,Ltd [China (Mainland)]
Business Type:Manufacturer, Trading Company, Service, Other City: Langfang Province/State: Hebei Country/Region: China (Mainland)
73*9*3000
forged with texture of 37CrMnMo to improve the strenth of extension,twisty,crush and press.The thermal treatment ensures the tenacity.The nitrogenized
2017-11-05
73*9*4000
50*6.5*2000
50*6.5*1500
73*8*4000
73*8*3000
2017-11-02
73*8*2000
60*7*4500
60*7*3000
60*7*2500
60*7*2000
50*6.5*3000
50*6.5*2500
WB114/65,WB127/76,DB127/76,WB140/88,WB219/130
During the drill , compress air goes into the annular through the air box, then the debris go up in the inner hole under the effect of waterhead.
2017-10-25
89mm
Model No: dia 60,dia73,dia83, dia89Place of Origin: Hebei,China (Mainland)Machine Type: OthersType: Drill BitPayment Term: T/T Packing: no pac
2015-08-05
Dia89-168mm
All material comes with API certificates MTR's, Quality Assurance Certificates, ISO certification.Providing third party inspect.
2015-07-08