Color: Black Material: Plastic steel,Metal Size: Chamfering Machine: 5.9 in / 150 mm (length),2.4 in / 60 mm (height),1.9 in / 48 mm (base diameter),1.3 in / 32 mm (connector diameter),C-Shaped Alloy Fixing Head: 0.3 in / 7.55 mm (height),0.13 in / 3.3 mm (bottom width),0.1 in / 2.55 mm (thickness) Package Includes: 1 x Chamfering Machine,6 x Fixing Heads,6 x R s,6 x Bearings,2 x Bearing Fixing Screws,2 x Fixing Screws,2 x Wrenches,1 x Silver Connector,1 x Sealing Circle Note: - Please refer to the measurement. Tiny measuring error is allowable in normal range. - There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.