Product Specifications
2-7/8" EUE
Casting
Anti-Rust Protection
Lost Wax Process
Cast Steel
Petroleum Drilling Tool & Accessory
Well Completion, Well Drilling Machinery
ISO
QS machinery
Plywood Box
ASTM, AISI, SAE, UNS, NF, DIN-EN, JIS, KS, SS, BS
Ningbo, China
