uxcell 200pcs Stainless Steel M8 Dia 0.9mm Thick Flat Washer Spacer Fastener Product Name: Flat Washer; Material: 304 Stainless Steel Weight: 212g; Package Content: 200(+/-2%)pcs x Flat Washer Main Color: Silver Tone; Inner Dia: 8mm/ 0.3" Outer Dia: 16mm/ 0.63" Thickness: 0.9mm/ 0.04"