ISO 14581 Countersunk screw with I-star
ISO 14581 countersunk screw 8.8 with I-Star (similar to DIN 7991)
zinc plated Cr3+, ZnNi//Cn//T2 thick fim min. 720 hours red rust, ZnNi/Cn/T2 thick layer min 720h RR coefficient of friction 0,09-0,14
zinc plated Cr3+, ZnNi//Cn//T2 thick fim min. 720 hours red rust, ZnNi/Cn/T2 thick layer min 720h RR coefficient of friction 0,09-0,14