Compare Titan 5/16 To 7/8 Inch Diameter Deburring Tool - 51950 Part #: 51950 Line: TTN Titan 5/16 To 7/8 Inch Diameter Deburring Tool 90 Day Limited Warranty Color: Black Diameter (in): 5/16 To 7/8 Inch Diameter (mm): 8mm To 22mm Material: Steel Dimensions (mm): 8mm To 22mm Wet Or Dry: Dry Show More Show Less