National Equipment Full Bar Diamonds - Planetary Grinder Tooling
National Flooring Equipment
National Equipment Full Bar Diamonds - Planetary Grinder Tooling
$27.66
Unit price
National Full Bar Diamonds are metal bond planetary grinder diamonds that work best in most applications — the default choice for removing coatings, epoxy, and light sealers while profiling concrete.
Specifications
| Bond Type | Metal Bond |
| Available Grits | 16-Grit, 30-Grit, 50-Grit |
| Hardness Options | Hard, Medium |
| Helix® Speed | High Speed — decrease to Low if diamonds start glazing |
| 8274-4 Speed | Highest Speed — decrease incrementally if diamonds start glazing |
Ideal For
Coating RemovalEpoxy RemovalSealer RemovalGeneral Concrete Prep
Available through PreFloorTools.com. Select grit and hardness at time of order.
Quantity
Guides for this tool
How-to, setup and maintenance from the PreFloor Knowledge Center.
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Metal Bond, Resin Bond and PCD Tooling Compared
What metal bond, hybrid, resin bond and PCD tooling each do, where one hands off to the next, and why PCD is a removal tool only.
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Diamond Tooling: Bond Hardness and Grit Selection
How to match diamond bond hardness to the slab, which grit does what, when to use PCD instead, and how to tell your tooling is wrong.
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Grinding Off Thinset, Mastic and Glue Residue
Getting thinset, mastic and glue residue off concrete: testing first, choosing between PCD, metal bonds and floor-machine attachments, and handling the dust.
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Polishing Concrete: Grit Sequence and Densifier
The grind-hone-polish sequence, when and how to apply densifier, lithium vs sodium silicate, gloss targets, and dust and slurry rules for polished concrete.
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