| Message: | 1.AFR Precision Technology Co.,Ltd is a professional supplier which provides a variety of precise compression springs, to provide customers withEfficient professionalprecise compression springs ,wire form spring manufacturerand precise compression springs and so on. Since the company had been established in Room 816, RongChao Financial Center, No 52, RuYi Road, LongCheng Street, LongGang District, ShenZhen,China.,Longgang District,Shenzhen City,Guangdong Province,China, adhere to people-oriented ,and the quality of survival, to the credibility of development,our company have made an outstanding achievement.
2.The advantage of AFR Precisiontension springs exporteris that it can provide more professional and thoughtful solutions timely and accurately according to the actual needs of customers.At the same time, Our company follow the latest developments on Industry and agriculture,Hardware tools,Spring, and establish long and steady partnership relation with many well-known enterprises in the same industry , to provide customers with the most professional, advanced Mobile phone antennax24e13dan.Details:Needle tubing spring pen point and ball-point pen cartridge comprising sameThe invention provides a needle tubing spring pen point. The needle tubing spring pen point comprises a cylindrical ball seat body, a ball and a spring, wherein one end of the ball seat body is provided with a ball seat; the other end of the ball seat body is provided with an opening and a lock part adjacent to the opening; the ball seat body also comprises an ink supply passage formed between the ball seat and the opening; the ball seat is provided with a central hole and a plurality of oil slots; the ball is arranged in the ball seat and is protruded from the ball seat; the spring is positioned in the ink supply passage and is made of stainless steel wires with the diameter of 0.08-0.1mm; the external diameter of the spring is 0.5-0.55mm; and the edge of the ball seat is bent and deformed to |
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