Black Phosphating Countersunk Head Self Tapping Drywall Screw
Products Specification item value Finish ZINC, Plain, custom Material Steel Place of Origin China Hebei Brand Name Zhenxin Model Number Custom Standard GB Material Carbon Steel Grade 4.8/ 8.8/ 10.9/ 12.9 Ect Size Customized Size Color Customized Colors MOQ 1000 Pcs Packing Client Request Delivery time 25-30days Port Tianjin Port Sample Avaliable Brand name TOBO DIN 7500 (N) - 1995 Cross Recessed Countersunk Head Thread Rolling Screws The screw is the use of the object's
DIN 7500 (N) - 1995 Cross Recessed Countersunk Head Thread Rolling Screws
The screw is the use of the object's beveled circular rotation and friction of physics and mathematical principles, step by step fastening tools
1. Certification: ISO, ROHS, SGS
2. Available Standard: DIN, ANSI, ASTM, JIS, BSW
3. Strength: Grade 4.8,Grade 8.8,Grade10.9,Grade12.9 A2-70, A4-70, A4-80
4. Finishing: Yellow, blue, white zinc plated, Galvanized,HDG,Chromate,Dacromet
5. Available material: Carbon steel, stainelss steel SS304, A2 ,Stainless steel SS314,A4.
6. Size: M2-M100, Length: 5-300mm, Moq: 500pcs, Port: Shenzhen, Shanghai
7. Available Packing: Plastic bags+Chipboard Cartons+Plywood pallet with Belt &Film.
| Thread Specification d |
M2 | M2.5 | M3 | M3.5 | M4 | M5 | M6 | M8 | M10 | ||
| P | Screw Pitch | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | |
| b | Min | 25 | 25 | 25 | 38 | 38 | 38 | 38 | 38 | 38 | |
| dk | Max | 3.8 | 4.7 | 5.5 | 7.3 | 8.4 | 9.3 | 11.3 | 15.8 | 18.3 | |
| Min | 3.5 | 4.4 | 5.2 | 6.94 | 8.04 | 8.94 | 10.87 | 15.37 | 17.78 | ||
| k | Max | 1.2 | 1.5 | 1.65 | 2.35 | 2.7 | 2.7 | 3.3 | 4.65 | 5 | |
| Slot Number | 0 | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 4 | ||
Package details:
1) Sample order, 20/25kg per carton with our logo or neutral package;
2) For Large orders, we can custom packaging;
3) Normal Packing: 1000/500/250pcs per small box. then into cartons and pallet;
4) According to customers' requirements.

