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Specificationsmetal/Rubber Sealing Rock Bit
Size:9 5/8" 9 7/8" 12 1/4" 17 1/2" etc
IADC:417/517/537/617/637
API&ISO
metal/Rubber Seal
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Sales manager: mike chen
E-mail: drillbits11@zkdrilling.com
greatpdcbit@foxmail.com
Msn: greatpdcbit@msn.cn
Skype: greatmary1
QQ: 1946547249
Mobile: 0086-13231768753
Tel : 0086-0317-3212 988
Fax: 0086-0317-3212 998
Address:Junziguan industry zone, hebei province, China
Website: http://www.pdcbit.net /
http://www.greatpdcbit.com /
http://www.drill-bits.com.cn/




