Material: 6AL/4V(TC4)Titanium Alloy, Grade 5;

Titanium alloy material advantages: anti-corrosion, anti-rust, high strength, light and durable, high precision.

size:M5x20mm; Thread Diameter: 5mm/0.196inch; Thread Pitch : 0.8mm; 

Hex Wrench Size : 4mm(DIN912 standard); 

Bolt Head Diameter:8.5mm/0.335inch; Bolt thread length: 20mm/0.79inch(Not including head height); 

Weight : About 2.3g/Piece