Audited Supplier
BLACK/GRAY PHOSPHATED BUGLE HEAD GYPSUM BOARD SCREW COARSE
Short Description:
| Material | C1022A Carbon Steel |
| Length | 13mm-200mm without head |
| Head | Bugle head Flat and Countersunk |
| Finish | Black/gray Phosphated, Zinc coating |
| Thread | Fine thread,coarse thread |
| Diameter | #6(3.5mm),#7(3.9mm),#8(4.2mm),#10(4.8mm) details please check the following introduce |
| Packing | 1000pcs/box,20box/carton,according to request |
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Self Tapping Screw Drywall Screws Wood Screws for gypsum board
Specification as below:
Material: Carbon steel C1022A
Surface:Black/Gray phosphated to make screw more hard .also there is the zinc coating.Blue zinc and colorful zinc coating
Thread:Fine and Coarse . for Metal and Wood Different use
Application: Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile:
Test: Desktop direct- reading spectrometer, cutting machine, automatic pre- milling machine, polishing machine.
hard-testing gauge(Vickers), metallography microscope, electrolytic thickness gauge, tensile testing machine,
salt spray device, magnetic detection machine(magnetic particle flaw detector), Caliper, Go&No-go gauge and etc.
Packing: 1000pcs/Bulk in cartons on wood pallet or according to customer special demand.
| Size(mm) | Size(inch) | Size(mm) | Size(inch) | Size(mm) | Size(inch) | Size(mm) | Size(inch) |
| 3.5*13 | #6*1/2 | 3.5*65 | #6*2-1/2 | 4.2*13 | #8*1/2 | 4.2*102 | #8*4 |
| 3.5*16 | #6*5/8 | 3.5*75 | #6*3 | 4.2*16 | #8*5/8 | 4.8*51 | #10*2 |
| 3.5*19 | #6*3/4 | 3.9*20 | #7*3/4 | 4.2*19 | #8*3/4 | 4.8*65 | #10*2-1/2 |
| 3.5*25 | #6*1 | 3.9*25 | #7*1 | 4.2*25 | #8*1 | 4.8*70 | #10*2-3/4 |
| 3.5*29 | #6*1-1/8 | 3.9*30 | #7*1-1/8 | 4.2*32 | #8*1-1/4 | 4.8*75 | #10*3 |
| 3.5*32 | #6*1-1/4 | 3.9*32 | #7*1-1/4 | 4.2*34 | #8*1-1/2 | 4.8*90 | #10*3-1/2 |
| 3.5*35 | #6*1-3/8 | 3.9*35 | #7*1-1/2 | 4.2*38 | #8*1-5/8 | 4.8*100 | #10*4 |
| 3.5*38 | #6*1-1/2 | 3.9*38 | #7*1-5/8 | 4.2*40 | #8*1-3/4 | 4.8*115 | #10*4-1/2 |
| 3.5*41 | #6*1-5/8 | 3.9*40 | #7*1-3/4 | 4.2*51 | #8*2 | 4.8*120 | #10*4-3/4 |
| 3.5*45 | #6*1-3/4 | 3.9*45 | #7*1-7/8 | 4.2*65 | #8*2-1/2 | 4.8*125 | #10*5 |
| 3.5*51 | #6*2 | 3.9*51 | #7*2 | 4.2*70 | #8*2-3/4 | 4.8*127 | #10*5-1/8 |
| 3.5*55 | #6*2-1/8 | 3.9*55 | #7*2-1/8 | 4.2*75 | #8*3 | 4.8*150 | #10*6 |
| 3.5*57 | #6*2-1/4 | 3.9*65 | #7*2-1/2 | 4.2*90 | #8*3-1/2 | 4.8*152 | #10*6-1/8 |
Details of Fine Drywall screws
| Size: | Mm | Width of Head (mm) | Width of Thread(mm) | Length:Mm | Torsion: | |||||||
| 6# | 3.5mm | 7.90-8.10 | 3.40-3.60 | 11-75 | 2.2 | |||||||
| 7# | 3.9mm | 7.90-8.10 | 3.70-3.90 | 11-75 | 2.2 | |||||||
| 8# | 4.2mm | 7.90-8.10 | 4.00-4.30 | 11-75 | 3.7 | |||||||
| 10# | 4.2mm | 8.50-9.00 | 4.70-4.90 | 11-150 | 5.8 | ; |
