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phosphated grey coarse thread drywall screw 

galvanized white zinc fine thread gypsum board screw 

phosphated black fine thread drywall screw 

Material : carbon steel 1022 

Grade : A 

Head Type : bugle head 

Recess : phillips 

Thread : fine thread , coarse thread is available 

Point : sharp point 

Finish : phosphated black /grey ,galvanized white blue yellow zind is available 

Size : diameter 3.5~4.8mm length : 13~152mm

MOQ : 2 tons per size

Produce Ability : 550 tons per month 

Application :fine thread drywall screw  usually used to fix metal noard ,light steel keel ,

plaster board ,ceiling and roofing .coarse thread drywall screw is to wood ,like furniture,window,

chair and sofa

Huhao Metal Products Group Ltd , 

1 .Establish in 1998 ,located in Tianjin city , is a manufacturing enterprise ,

2 .Professional to do various kinds of screws and nails for more than 16 years .and been

Alibaba golden supplier for 7 years . 

3 .Products are mainly exported to Europe, North America, South America, Africa, Asia, etc, and

has a good relationship with many country customers .

4 .integrity, quality, respect for customer demand as the starting point, and receives  the new and

 old customers' recognition and support.