GJP Heroin

Precision machining and threaded-part manufacturing for industrial customers across sectors including aerospace, automotive and medical

Aulnay-sous-Bois, FranceFounded 1981gjp-heroin.frWebsite technologies

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Highlights

  • New on EvolcAdded 2026-11-09

About GJP Heroin

GJP Heroin manufactures custom precision-machined parts, rolled-thread products and knurled components, including threaded rods. Its processes include turning, milling, threading, knurling, and thermal and surface treatments, in small and medium series.

The family-run company serves industrial customers in aerospace, automotive, medical, rail, construction and luxury sectors. It is based in Aulnay-sous-Bois, France, and was founded in 1981.

Product: Custom precision-machined parts, threaded products and threaded rods, produced in small and medium series.

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