Taiwan Leading Hand-Tool Maker

  • 2015-04-14
  • As the structure of a ratchet is quite complex, let's begin by summarizing the principle of ratchet design.Ratchet principle:  A ratchet is designed to move only in one direction (either clockwise or counterclockwise) and the amplitude of i ...
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  • 2015-04-12
  • How to use Tien-I wrench tool to replace the hard-reached water-tap? Lots of "How to" articles are in the internet.  For Examples (Youtube Link) : 重灌達人如何自己安裝、更換水龍頭 or But I believe most of people don't know how to d ...
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  • 2015-04-06
  • The key to precise metal processing is knowing the characteristics of alloy steel or other material. Before commencing mass production of any OEM/ODM metal part, the Tien-I team focuses on understanding the customer's need. We make the recommendation ...
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  • 2015-02-24
  • Universal joints and universal joint sockets are designed for use in confined places with flexible angles. One would usually assemble a universal joint in one of two ways: universal joint + socket + extension; universal joint socket + extension. Both ...
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  • 2015-02-04
  • Tien-I most products are made in Taiwan. Most of our raw material come from the China Steel Corporation (CSC), the largest and highest quality steel company in Taiwan. Tien-I won't sacrifice our clients’ brand reputation for the short-term chea ...
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