how to fix your issue
with j-b weld Star
Step 1: Clean bartop surface, removing all dirt and debris.
Step 2: Fill any dents and holes in bar surface with KwikWood. Knead Kwikwood with your fingers until a uniform color, then apply into cracks and holes until you have a smooth bar top surface. If desired, knead KwikWood with stain color to match bar top surface.
Step 3: Allow KwikWood to dry and cure, 1 hour.