| Material | Steel, Stainless steel, Brass, Alloy steel, or as customers' requirements |
| Grade | class 4.8, class 6.8, class 8.8, class 10.9, class 12.9 |
| Standard | DIN , ANSI , JIS , IFI , NON-STANDARD |
| Surface finishing | Steel: Zinc (White, Blue, Yellow, Black) Stainless steel: Passivated |
SIZE | M2.9~M6.3 (#4~#14) / 9.5mm~300mm (3/8"~12") |
Carbon steel self-drilling screws ffixing timber to steel-with ' wings ' to drill chearance hole in timber
Product Name: | Hex Head Self Drilling Screw |
Standard: | DIN 7504K, EN ISO 15480 |
Material: | Carbon Steel 1022A |
Diameter: | #6(3.5) #7(3.9) #8(4.2) #10(4.8) #12(5.5) #14(6.3) |
Length: | 16mm(5/8")-240mm(10") |
Surface Treatment: | Zinc plated, dacromet, phosphated |
Loading Port: | Tianjin, China |
Delivery: | 20-30 working days depending on the volume |
Packing: | Standard export packing or as request |










PRODUCT FEATURE
Wings ' produce a clearance hole through timber to prevent jacking, breaking off as they hit the steel, giving a positive fix in thin thick steel.
MATERIALS
Case hardened Carbon steel-C 1022
Length: 20-130mm.

| Diameter | M3.5-M6.3, 6#-14# |
| Length | 6.0mm-130mm, 1/2"-5" |
| Standard | ISO,GB,DIN,JIS,ANSI,BSW |
| Material | carbon steel/stainless steel |
| Surface finish: | wax, zinc plated, trivalent chromium blue white zinc, brass plated, phosphate, mechanical zinc, hot-dip galvanized, dacromet |
| Head Code | CSK, pan head, truss head, hexagon head, round head, oval head in cross recessed, slotted |
| Thread Code | full thread and half thread |

Item | gypsum screw |
| Standard classification | DIN7504 |
| Material | Carbon steel/Stainless steel |
| Surface treatment | ZP,YZP,HDG,Plain,Dacromet,Black |
| Effect | Mostly used in pipeline connection or need to increase the nut on the contact surface of workpiece. |
| Trade Terms | FOB,CFR,CIF |
| Payment Terms | T/T,L/C |
| MQQ | 1 Metric ton |
| Shipment Port | TIANJIN |
| Delivery Time | The fastest 15-30days,According to the volume to determine the delivery time. |








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