As the only manufacturer of diving equipments in Korea, we have beenengaged in this business for 45years and especially, unique companywhich manufacture old styled diving helmets in Korea. All of our productsmanufactured by handiwork which require skill and experience for worker.*** Products1. Unpolished diving helmet2. Polished diving helmet3. Tin plated diving helmet4. Old used helmet5. Diving suit*** ChangJin's Helmets are- 12bolts type- 1 Air inlet elbow- 3/4windows are available.- 1 Exhaust valve- Lateral window types are Horizontal / Diagonal- Spitcock can be attached as customers' order- Screw nut & Joint air inlet elbow is attached as customers order
