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We're a leading factory of drywall screw in Tianjin China.
Our factory is located in Wangwenzhuang town,which is a producing base for gypsum board screw in China.
Our factory is only 40 kilometers from Tianjin port.
1.Here is some basic information for gypsum board screw:
gypsum board screws mainly used for drill into the steel sheet,plasterboard and also wood.they're widely used in construction and decoration project,etc.
1)Material: Usually C1022A,which can guarantee the screw quite hard.
2)Dia:3.5mm(6#),3.9mm(7#),4.2mm(8#),4.8mm(10#).
3)Length:16mm-150mm.
4)Head type:bugle head/pan framing head.
5)Thread type:Fine/Coarse thread.
6)Package:1000pcs/box outside carton,bulk carton,bags.
2.Here is some normal sizes in the markets:
Normal Size: (3.5x25 or 6x1" is the best seller among all market)
3.5x13 | 3.9x13 | 4.2x16 | 4.8x50 | #6x1/2" | #7x1/2" | #8x5/8" | |
3.5x16 | 3.9x16 | 4.2x19 | 4.8x55 | #6x5/8" | #7x5/8" | #8x3/4" | |
3.5x19 | 3.9x19 | 4.2x25 | 4.8x60 | #6x3/4" | #7x3/4" | #8x1" | |
3.5x25 | 3.9x25 | 4.2x32 | 4.8x63 | #6x1" | #7x1" | #8x1 1/4" | |
3.5x32 | 3.5x32 | 4.2x38 | 4.8x65 | #6x1 1/4" | #7x1 1/4" | #8x1 1/2" | |
3.5x35 | 3.9x38 | 4.2x41 | 4.8x70 | #6x1 1/2" | #7x1 1/2" | #8x1 5/8" | |
3.5x38 | 3.9x41 | 4.2x45 | 4.8x75 | #6x1 5/8" | #7x1 5/8" | #8x1 3/4' | |
3.5x41 | 3.9x45 | 4.2x50 | 4.8x80 | #6x1 3/4" | #7x1 3/4" | #8x2" | |
3.5x45 | 3.9x50 | 4.2x55 | 4.8x85 | #6x2" | #7x2" | #8x2 1/4" | |
3.5x50 | 3.9x55 | 4.2x63.5 | 4.8x90 | #7x2 1/4" | #8x2 1/2" | ||
3.5x63.5 | 3.9x63.5 | 4.2x65 | 4.8x95 | #7x2 1/2" | #8x3" | ||
4.2x70 | 4.8x100 | #7x3" | #8x3 1/4" | ||||
4.2x75 | 4.8x110 |
3.Photos of our factory:



4.Photos of gypsum board screw:




5.Packages:




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