• 2019-05-03
  • In last 5 years, 3 changes happened in air and power Impact Wrench Industry 1.) Thanks to structural improvement, the torque of the Air Impact Wrenches continues to grow to monster level2.) Power Impact Wrench become more popular because of improveme ...
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  • 2019-04-06
  • What caused screws stripped?Let’s assume that the material, hardness and size of the fastener spec all meet standards.  Given these condisions, why does fasteners damaged happen?  Several reasons:1.) Design of ScrewThe difference amon ...
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  • 2019-02-17
  • “Which socket should I buy to remove this Torx screw?” “ It feels this socket not griping tightly.  How to check the size of Torx screw?These kind questions can be heard in every hardware stores.  We hereby provide helpful ...
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  • 2019-02-04
  • Expert and AmateurExperts usually purchase from the professional; amateurs ask friends for advices. Experts have the standard to evaluate suppliers and have the purchasing process to reduce risks.  They don't want to do all by themselves an ...
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  • 2018-10-10
  • Many customers will ask what the difference between impact sockets made by Tien-I and by other manufacturers is.We luckly got the 1/2” impact socket sets samples from a customer to ask us to do comparison.  Because it is a European style i ...
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