Purchase Qty. Reference FOB Price
1-9 Pieces US$2,500.00
10-29 Pieces US$2,460.00
30+ Pieces US$2,400.00
Product Description
Product Parameters Roller cone bit IADC code IADC code of diamond bit Formation description Rock type Compressive strength(Mpa) ROP(m/h) 111/124 M/S112~M/S223 Very soft:sticky soft formation with low compressive strength. Clay Siltstone sandstone 20 116/137 M/S222~M/S323 ...