OD = 5/8" OD
= 15.9 mm.
ID = 1/4 inch.
ID = 6.35 mm.
Thickness: 3/16 inch.
Bearings shielded to prevent dust from entering and grease packed for life.
You should not clean with solvents or lubricated, as this dissolves the grease and leads to premature failure of the bearing.
Scratch off any resin build-up.
Always check the tightness of the mounting screw before cutting the cutter.