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Shinsei Hatsujo Kogyo Co., Ltd. (SHK) is a manufacturing company aiming to create springs that are "more flexible," "stronger," and "more beautiful." We have fully systematized the process from spring design to order placement and delivery (SHK Production Management System), establishing a robust system that can accurately respond to any needs (Q, C, D). We completely cater to customer requests, from ultra-small quantities (1 piece) to mass production (10 million pieces) and small full orders. If you have any issues with springs, please contact SHK. Our professional staff will promptly visit you to resolve the problem. 【Business Activities】 ○ Spring Business ○ Packaging Materials Business ○ Gardening Materials Business ○ Comprehensive Apparel Materials Business For more details, please contact us or download the catalog.
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【Spring Sales Items】 ○ For precision machinery ○ For hydraulic equipment ○ For medical devices ○ For construction machinery ○ For vehicles ○ For agricultural machinery ○ For ships ○ Other special springs 【Spring Products】 [Custom-made] ○ Compression springs (coil springs) ○ Tension springs (coil springs) ○ Wire-formed springs ○ Leaf springs [Standard Products] ○ Compression springs: SHK-C series (precision compression coils) → Material: SWC → Wire diameter: 0.40–3.20mm → Outer diameter: 3.5–36mm → End shape: Closed end; wire diameter of 1.2mm and above has both ends polished ○ Tension springs: SHK-E series (practical small tension springs) → Material: SWC → Wire diameter: 0.32–2.0mm → Outer diameter: 5–20.0mm → Hook shape: Reverse round hook → Free length: Inside length of the hook ● For more details, please contact us or download the catalog.
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Company information
Shinsei Hatsujo Kogyo Co., Ltd. (SHK) is a manufacturing company aiming to create springs that are "more flexible," "stronger," and "more beautiful." We have fully systematized the process from spring design to order placement and delivery (SHK Production Management System), establishing a robust system that can accurately respond to any needs (Q, C, D). We completely fulfill customer requests, from ultra-small quantities (1 piece) to mass production (10 million pieces) and small lot full orders. If you have any issues with springs, please contact SHK. Our professional staff will promptly visit you and resolve the problem.