4PC Set T-Slot Nut Black Oxide Finish 1/2-13 Threads Table Slot 5/8 auspowers_batchone Stainless Steel Nylon Insert Hex Size Name:13.75-15.25 industrial_UK_Aug2026 Easy to use simply B01M5E9ES1

Stainless Steel Nylon Insert Hex Lock Nuts not what you're looking for

6" inch 150 mm Grit 100 Diamond Grinding Disc Abrasive Wheel Coated Flat Lap Disk Jewelry Tools for Gemstone Glass Rock Ceramics

They will add the clean finishing touch and no problem with the moisture

3-3/4” long

Welding Slag

4PC Set T Slot Nut Black Oxide Finish 1 2 13 Threads Table Slot 5 8 auspowers_batchone Stainless Steel Nylon Insert Hex Size Name:13.75 15.25 industrial_UK_Aug2026 Easy to use simply B01M5E9ES1 Stainless Steel Nylon Insert Hex Lock Nuts not what you're looking for 6" inch 150 mm Grit 100 Diamond Grinding Disc Abrasive Wheel Coated Flat Lap Disk Jewelry Tools for Gemstone Glass Rock Ceramics