Loose Washer Black Phosphate Finish Metric Type CA Body Bolt, 6 - 1.00 x 25mm, 10mm Indented Hex Head, 24mm O.D. GM # 11503982 25ct. Loose Washer Black Phosphate Finish Metric Type CA Body Bolt, 6 - 1.00 x 25mm, 10mm Indented Hex Head, 24mm O.D. GM # 11503982 25ct. MI804-25