Ningbo Haitian Fastener Industry Co., LTD.
A professional manufacturer for screws, bolts and nuts.
Screws > Din 7985, Din 603, Roofing Machine Screw
- DIN7985 Cross Recessed Raised Cheese Head Machine Screws
- Finish: BP, ZP, ZY
Thead Size | M2.5 | M3 | M3.5 | M4 | M5 | M6 | M8 | M10 | M12 |
Length | 5~20 | 5~80 | 6~80 | 6~90 | 8~100 | 10~120 | 12~140 | 16~140 | 20~150 |
- DIN 603 Mushroom Head Square Neck Bolts
- Finish: BP, ZP, ZY
Thead Size | M6 | M8 | M10 | M12 |
Length | 16~130 | 20~200 | 20~300 | 40~300 |
- Roofing Bolt & Nuts
- Finish: BP, ZP, ZY
Thead Size | M4 | M5 | M6 | M8 |
Length | 10~50 | 10~80 | 12~120 | 16~150 |