API 11D1 Packer inodzoserwa yemuchina
AS1-X & AS1-X-HP Mechanical Production Packer ipakiti yekugadzira inodzokororwa, inobatirira kaviri kana kuti ine tension-set, inogona kusiiwa iri mu tension, compression, kana neutral position, uye inogona kubata pressure kubva kumusoro kana pasi. Kupinda mukati kukuru kunoderedza snabbing effect panguva yekumhanya nekutora, uye inovhara kana paki yaiswa.