Flat Head Self Drilling Screw with Nibs
Nibs under the head allow it to countersink into the board. The head has eight protrusions, or nibs, equidistantly spaced from each other, that run from the outer edge of the head down the cone-shaped bearing surface. Nibs under head clamp board firmly.
parameters
| Material | Carbon steel |
| Surface | Zinc Plated,Oxide black,Nickel Plated,Bronze Plated |
| Drive type | Phillips,Pozi,Slot,Torx,Square,Combination |
| Head type | Countersunk, Flat head |
| Thread type | AB Type,A Type |
| Diameter | M3.9,M4.2,M4.8;#7,#8,#10 |
| Length | 6.5-150mm,1/4”-6” |
| Packing | 15-25kgs bulk in carton,then on export pallet |
| 500pcs/800pcs/1000pcs in small box,then in carton,then on export pallet | |
| Customize the qtys in customized small box,then in carton,then on export pallet |
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