Features:
100% brand new.
type: washer
Color: silver
Material: 304 Stainless Steel
Metric Size: M3 M4 M5 M6 M8 M10
Quantity: M3x20pcs, M4x20pcs, M5x20pcs, M6x15pcs, M8x15pcs, M10x15pcs
d1 = internal diameter
M3=3.2mm, M4=4.3mm, M5=5.3mm, M6=6.4mm, M8=8.4mm, M10=10.5mm
d2 = outer diameter
M3=7mm, M4=9.0mm, M5=10.0mm, M6=12.0mm, M8=16.0mm, M10=20mm
t = thickness
M3=0.5mm, M4=0.8mm, M5=1.0mm, M6=1.6mm, M8=1.6mm, M10=2.0mm

Note:
Please allow 1-2mm errors due to manual measurement
 
Package list:
105pcs x stainless steel washers