Product Detail:Color: black each size have 20 pcs Diameter 12 mm bolt length is 10 mm(0.4 inch),bolt diameter is 5 mm(3/16 inch) Diameter 10 mm bolt length is 9 mm(0.35 inch),bolt diameter is 4 mm Diameter 9 mm bolt length is 8.5 mm(0.35 inch),bolt diameter is 4 mm(1/8 inch) Diameter 8 mm bolt length is 11 mm(0.45 inch),bolt diameter is 4 mm(1/8 inch) Diameter 6 mm bolt length is 8 mm(0.35 inch),bolt diameter is 4 mm washer diameter 11 mm,20 pcs washer diameter 10 mm,85 pcs Package:100 PCS Safety eyes with washer