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Huahana Huahana: Delrin POM mea, Mold steel MOVCR12, Pulley Spring bushing / Mold for POM plastic injection part ʻO ke kila kila (Core & Cavity/ Mold Base): MOVCR 12 / P20 Mahele o ka ʻāpana: Delrin Hoʻohana: ʻoihana Makeke a mea kūʻai paha: USA