Drywall screw self drilling bugle head black phosphated metal screw

Description

A bugle screw is a form of self-drilling drywall screw that’s specifically designed for drywall applications. Bugle head drywall screws feature a countersunk head with a flat top and a concave under-head bearing surface. This unique design enables the distribution of the bearing stress over a much wider area than is possible with a flat head screw.
These bugle head self drilling drywall screws are especially useful in applications where the screw must lie flush in the material and eliminate the need to predrill a countersinking hole. 
Most bugle head screw have phillip drive but you can also get a bugle head drywall screw with a square drive.
Bugle head self drilling drywall screws are normally used to fasten drywall to wood or metal studs, they also offer the versatility for use in numerous construction fastening tasks and a host of other applications.

Self drilling drywall surface treatment: 

The drywall screws surface can be blue white / yellow zinc plated, black / grey phosphated, nickel plated.

Benefits:

• As with other types of self-drilling screws, bugle screws are easy to use. They eliminate the need to drill additional pilot holes, which saves time and effort. Another key bugle head screw benefit is that they can sufficiently depress the surface of wood material without breaking it, which minimizes the risk of damage to the finished product.
• Bugle head screws come in Phillips, slot, torx and square drive types. Of these styles, Phillips bugle head drywall screws offer the best performance and fastest installation with reliable results.
• Bugle head drywall screws offer greater precision than flat-head, multipurpose screws.
• Bugle head screws also have a smoother transition between the shank and the head, so materials are less likely to get caught, resulting in a more attractive finish.
• No need pre-drilling hole, can drill metal directly.
• Black phosphated surface can  prevent corrosion and rust.

About Us:

We Tianjin Lituo Group have own drywall screw factory which started 2000, as a leading drywall screw manufacturer, we have more than 20 years experience of drywall screw production and as a drywall screw supplier, we sell the drywall screws to own market and we also export drywall screws. As a drywall screw exporter, we have exported 14 years, more than 100 countries. So we know many countries market popular screws that can offer advice for customers.
If you want to find a reliable gypsum screw manufacturer and do drywall screws wholesale business, we are a good choice.