Weight: 34g; Package Content: 100(+/-2%) x Flat Washer
Main Color: Silver Tone; Inner Dia: 4mm/0.16"
Outer Dia: 10mm/0.4"
Thickness: 0.5mm/0.02"
Features: 4mm inner diameter, 10mm outer diameter, 0.5mm thickness. Metric flat washers, for use with M4 bolts. Corrosion Resistant w/ Reduce Galling. Application: Wildly used in chemical industry, bicycle or motor vehicle production.