Api 9 7/8 hj437g new tci tricone bits/tungsen carbide insert bit/rock bits/tricone rotary drill bit for well drilling I-product specification: Bearing type: sealed journal Sealed type: mental sealed bearing Hydraulic design: 3 nozzles with snap rings Pin connection: 6 5/8” api regular Approx. Weight: 60 kgs Condition: 100% new with original packing and documents Moq: 1 piece, we have enough stock for normal sizes Brand name: kingdream Packing: wooden case for export We have enough stock, we can ship to you by sea or air within 3 days
