| Item | Self drilling screw | 
| Material | SWCH22A,C1022A,SS410… | 
| Standard | DIN, ISO, ANSI, NON-STANDARD… | 
| Head Type | Hex head, Csk head, Pan head, Truss head,Wafer head….. | 
| Thickness | #8(4.2mm), #10(4.8mm), #12(5.5mm), #14(6.3mm) | 
| Length | 1/2”~8” (13mm-200mm) | 
| Ponit No. | #3, #3.5,#4,#5 | 
| Package | Colorful box+carton; Bulk in 25kg bags; Small bags+carton;Or customized by client request |