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What is Hex Head Screw?

What is Hex Head Screw?   1. What does “hex head screw” refer to? Hex head screw may refer to many types of screws or bolts: a hex head bolt, a hex head self-drilling/self-tapping screw, a hex socket head cap…

What’s Zinc-Nickel Alloy Coating?

What’s zinc-nickel alloy coating? Compared with zinc plating, which is more common for a corrosion-resistance, the zinc-nickel alloy coating is not so popular. However, it offers an exceptional resistance particularly for parts in harsh environments. With a composition of 10-15%…

Wire Rod Prices in China

As the price of wire rods has a great impact on the price of screws, the trend of this price has always been every screw manufacturer and distributor’s major concern.   Compared with the year-ago level, the Steel Inventories at…

What to Know About Drywall Screw?

Screw Gauges: The Scew gauge refers to the diameter of the drywall screw. Generally, the most popular sizes are #6 (3.5mm) and #8 (4.2mm). Naturally, as the gauge numbers increase, the screw becomes larger in diameter. Usually, the size of…