All our products are subjected to strict test and inspection in each process by the workers and QC personnel periodically, starting from the raw materials delivered to the factory. The products shall be tested and inspected to be qualified before they are passed down to the next process.  



 


Drywall screw:

1)Standard: DIN, ANSI

2)Material: Carbon Steel

3)Diameter: 3mm~10mm, 1/4#~3/8#

4)Length: 4~100mm, 1/2"~4"

5)Finish: Plain, zinc, black phosphated, grey phosphated, nickel, dacroment

6)Package: 1000&600&500&400PCS/box, 10box/carton

7) Usage: Drywall screws provide the kind of torque that will make certain kinds of clamping operations unnecessary. In addition to eliminating some clamping, the creative use of drywall screws can many times eliminate the need for complicated, time consuming and sometimes expensive joinery systems like dovetailing, dowelling and other traditional methods.
Sizes of drywall screw
Working progress for making drywall screw



FAQ:
Q:When did the business start?
A:We have been in fastener business for more than 13 years.
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Q:What are screws?
A:Screws are threaded fasteners that hold themselves in materials once installed. Screws do not require a nut or washer for installation.
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Q:Are screws and bolts the same?
A:No, screws have a sharp point and hold themselves in the installation material. Bolts require a tapped hole for installation or a nut to hold the bolt to the material. "Screw" and "bolt" are terms often swapped interchangeably in the industry.
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Q:Are screws or nails better?
A:Neither! Screws and nails are both great for different tasks. One or the other will be better depending on the application. Plasterboard Screws, C1022A low price High Quality Bugle He