Product Name: Aq Bq Nq Hq Pq Heavy Duty Hrq Hoisting Plug Model NO.: N, H, P hoisting plug Material: Carbon Steel Usage: metal Drilling Certification: ISO Customized: Customized Trademark: CROWN Transport Package: Plywooden Specification: B N H P Origin: China HS Code: 84314320 Product Description AQ BQ NQ HQ PQ Heavy Duty HRQ Hoisting PlugThe brief Introduction of Hoisting Plug Hoisting plug is very commonly used as a wireline core drilling part in drilling field. As a connecting link between hoisting line and drill pipe, the hoisting plug consists of a bail, roller bearing and a tool joint thread. It is always used to run or pull casing with a casing plug or adaptor. Applications of Hoisting Plug1) Ensure smooth spinning: keep the hoisting plug clean and oil the bearing and coupling threads.2) Easy operation: no slide and damage to drill rod.We can supply standard NQ, HQ, PQ heavy duty hoisting plug. Specifications and size are available upon request.