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2026/03/22
Using Stainless Steel To Make Hand Tools?
When most people think of stainless steel, the first grades that come to mind are AISI 304 or AISI 316.However, when it comes to hand tools, material selection cannot be based solely on the material grade.The factors that truly influence material selection
typically include material properties, man
2026/03/03
HOW MUCH TORQUE DO I NEED IN AN IMPACT WRENCH
Tien-I Hand Tools, a professional manufacturer with over 20 years of experience, has categorized torque requirements into the following major applications:Home DIY: 3 ft-lbsAxle Nuts: 15 to 20 ft-lbsGeneral Passenger Car Repairs: 70 to 145 ft-lbsLug Nuts:
80 to 100 ft-lbsLight-Duty Truck Repairs: 1
2026/03/03
Chinese Tools Relabeled as Made in Taiwan, How to Spot Genuine MIT Hand Tools
In 2025, due to tariff changes from the Trump administration in the U.S., the issue of country-of-origin labeling and “origin washing” has become highly sensitive worldwide. In reality, origin labeling has always existed in a gray area.Why isn't it black
and white?Because in the real world, goods f
2026/03/03
A Beginner's Guide to Hand Tools and Bolts: Assemble with Ease by Using the Right Tools!
Whether you're putting together a new desk at home, fixing your scooter, or tackling small repairs around the house, matching the correct bolts with the right tools is a challenge you're bound to face. In reality, selecting the appropriate bolts and tools
is as crucial as choosing the right pair of
2026/03/03
What is Socket Wrenches & Ratchets? Types, Features & Uses Buying Guide
What is a Socket Wrench and a Socket Set?A socket is an hand tool that can be connected to a handle, with different sizes of drive profile used to grip various screws and nuts. A socket set typically includes various shapes and sizes of drive heads, which
can be swapped on a wrench tool. A high-qua
2026/03/03
How to Design Tool Kits and Socket Sets?
Thousands of tool sets are available in hardware shops and via Amazon, and their scale and pricing range widely. You can pay ten dollars for a 32-piece set or spend thousands on a 556-piece set.What does it take to create a tool set that the market truly
wants? Who is the target customer? What is t
2026/03/03
How to Select the Right Spark Socket
Why Does a Spark Plug Matter So Much?A spark plug is an essential component in your engine cylinder. Whether you drive a car or a motorbike, when a spark plug is damaged, all you can do is to wait for the tow truck. A quality spark plug can help you to
avoid this embarrassing situation. How do you
2026/03/03
Ratchet Handle Design (Standard + Round head)
As the structure of a ratchet is quite complex, let's begin by summarizing the principle of ratchet design.How Does a Ratchet Work?Ratchet principle: A ratchet is designed to move only in one direction (either clockwise or counterclockwise) and the amplitude
of its swing is fixed. The gear has a p
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2026/03/03
What Is A Socket Wrench?
You have likely seen hand tool sockets at your local hardware store. A socket is a shiny, cylindrical tool and a brand mark that attaches to a ratchet handle to tighten or loosen fasteners (nuts and bolts). The profile size of a socket determines the fastener
it can be put on.In fact, there are sev
2026/03/03
Impact Socket Material, Chrome Molybdenum Steel, CR-MO
Why CR-MO Impact Sockets better than CR-VCompared with CR-V socket, CHROME MOLYBDENUM STEEL (CR-MO) Impact socket have much better ability of absoring resistance, which means more flexible and durable for continuously repeated application. With molybdenum,
CR-MO got below benefits:Easy to processin
2026/03/03
Tien-I Chrome Socket VS. Impact Socket
What is a Regular Socket? Regular socket also called hand sockets, which are made of CR-V heat treated to a hardness range commensurate with their size and configuration. Hand sockets are heat treated to a comparatively higher hardness for high strength
and more wear resistance than impact sockets.
2026/02/08
How to Quickly Identify a Taiwan-Based Hand Tool Manufacturer: A Quick Reference Guide
In recent years, the "Made in Taiwan" label in the international hand tool market has become both increasingly expensive and increasingly ambiguous. While many products are labeled MIT, industry insiders know that Taiwan's greatest risk today is not being
replaced by China, but having its value dil
2025/03/19
Hammer Drill vs. Rotary Hammer: What Are the Differences?
Hammer Drill– Its impact force is relatively low, making it suitable for light wood or masonry work, such as brick walls.– Some hammer drills can disable the impact function, converting them into regular drills.– Equipped with a three-jaw chuck.Rotary
Hammer– Uses a stronger impact force to drill h
2024/05/12
Why Reused Screws Are Best Avoided: Optimal Torque Explained
Taiwan has lots of earthquakes but also tall buildings like Taipei 101. When building these skyscrapers, architects use strong bolts to hold the floors together. These bolts are like the building's "joints." But how do we know how tight these bolts should
be?From fast trains to big bridges and deli
2024/04/22
What are the benefits of ergonomics in hand tool design?
What are Ergonomic Hand ToolsHand tools that are "ergonomic" are designed with the user's physical abilities and limitations in mind to lessen body stress and prevent injury. These tools help users do tasks more comfortably with their "hands" and "limbs",
lower the effort needed, and encourage good