Features: 100% brand new and high quality. Fit 5 8 or 4 5 holes of 4 (100mm), 4.5 (115mm) cutting blade or grinding wheel. Finish: Lathe machining Fit Spindle Thread: M10 Specifications: Color:Black Silver Material:iron Size:As Picture Shows Package Include:1Pair xAngle Grinder Lock Nut Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.