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National Half Bar Diamonds are metal bond planetary grinder diamonds for when you need more head pressure than Full Bar Diamonds provide. They remove thin epoxy, paint, adhesive, and sealers, and profile concrete ahead of new coatings or polishing. Specifications Bond Type Metal Bond Available Grits 6-Grit, 16-Grit, 30-Grit, 50-Grit Hardness Options Hard, Medium, Soft (varies by grit — see variant options) Helix® Speed High Speed — decrease to Low if diamonds start glazing 8274-4 Speed Highest Speed — decrease incrementally if diamonds start glazing Ideal For Epoxy RemovalPaint RemovalSealer RemovalConcrete PrepPolishing Prep Available through PreFloorTools.com. Select grit and hardness at time of order.
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🇺🇸 Ship from USA · On Agora since 2025
$36.22