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  • Xiqing District, Tianjin, China
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Drywall Screw & Drywall Installation

1. Features of Drywall Screw Compared with other screws, drywall screws have deeper threads that prevent them from falling out of the drywall. Besides, drywall screws can also be used along with plastic anchors that distribute the weight of the…

Where to use coil nails ?

Where to use coil nails?   1. What are coil nails? Coil Nails are a series of nails arranged in a circle connected by a piece of metal and loaded into a gun. Popular with all trades, they are often…

What are common nails?

1. What is common nail? The basic structure of a common nail is a round flat head, a shank, and a diamond-shaped point. Normally there are three types of common nails: the twisted shank type, the smooth shank type, and…

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…

How does a countersunk screw work?

  What is a countersunk screw? A countersunk screw is also known as a flat-head screw. With a flat head that tapers along the shaft, it can rest flush with the surface in which it’s driven. For it can sink…

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%…

How to measure a screw?

To fastener distributors, during the contact with the manufacturer, a correct and specific inquiry is very important. Especially a correct size specification of the screw is essential for the acquisition. How to measure the length? The measuring should start from…