PRODUCTS
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Jewel assembly parts are made of inner and outer metal sleeves and jewel elements. The inner sleeve is often made of H59 or H62 brass, the outer sleeve is often made of copper, 303 stainless steel, LY12 duralumin,
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Jewel assembly parts are made of inner and outer metal sleeves and jewel elements. The inner sleeve is often made of H59 or H62 brass, the outer sleeve is often made of copper, 303 stainless steel, LY12 duralumin,
MORE