Loose Washer Black Phosphate Finish Metric Type CA Body Bolt 6 ? 1.00 X 25mm, 10mm Indented Hex Head, 17mm O.D. GM # 11503834 25ct. Loose Washer Black Phosphate Finish Metric Type CA Body Bolt 6 ? 1.00 X 25mm, 10mm Indented Hex Head, 17mm O.D. GM # 11503834 25ct. MI800-25