Bosch Diamond Tuckpointing Blade DD510H 5 Inch 7/8 Arbor (0.25 Cut Width Segmented Rim Dry Cutting 12250 RPM Steel Core Mortar Removal Tool)
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Industrial-Grade 5 Inch Dry Segmented Rim Diamond Tuckpointing Saw Blade
The Bosch DD510H 5-Inch Diamond Tuckpointing Saw Blade functions as a commercial-duty mortar removal tool engineered to rout out deteriorated joints in brickwork, stone, and structural concrete block. Manufactured with an industrial-grade matrix containing a high concentration of synthetic diamonds, this 7/8-inch round arbor blade runs on 5-inch angle grinders operating at rotational speeds up to 12,250 RPM. Featuring a 0.25-inch connected double-blade plate configuration and a tensioned alloy steel core, the unit maintains a steady 1.5-inch maximum cutting depth during dry mortar joint clearing applications without the wobble associated with washer-stacked blades.
Best Used For:
- Commercial Mortar Joint Repointing: Routing out deteriorated lime and Portland mortar beds between exterior clay bricks and concrete masonry units.
- Tile Grout Line Clearing: Milling 1/4-inch thick grout channels and expansion joints in high-traffic commercial floor tiles and subway tunnel linings.
- High-Speed Dry Masonry Slotting: Executing clean, chatter-free joint slots using small angle grinders without requiring water slurry suppression systems.
Key Performance & Safety Features
- Premium Diamond Matrix Formulation: High-density diamond concentration delivers up to 3X longer service life compared to standard abrasive blades.
- Connected Plate Construction: Unified 0.25-inch dual-blade geometry outperforms washer-separated single blades to maintain precise 1/4-inch slot alignment.
- Tensioned Alloy Steel Core: Computer-balanced steel body dampens lateral chatter, prevents thermal warping, and ensures stable tracking at high speeds.
- 12,250 RPM Operating Capability: High-speed industrial rating provides maximum thermal stability and diamond matrix retention during dry grinding.
- Universal 7/8-Inch Round Arbor: Mounts directly onto standard 5-inch angle grinder output spindles without requiring reduction bushings.
What's Included
- (1) Bosch DD510H 5" Dry Segmented Rim Diamond Saw Blade with 7/8" Arbor
Technical Specifications
| Brand Name | Bosch Tools |
| Model Number SKU | DD510H |
| Tool Classification | Dry Segmented Rim Diamond Tuckpointing Blade |
| Blade Diameter | 5.00 in. |
| Arbor Hole Dimension | 0.875 in. (7/8 in. Round) |
| Segment Cutting Width (Kerf) | 0.25 in. (1/4 in.) |
| Plate Body Thickness | 0.25 in. (1/4 in.) |
| Maximum Cutting Depth | 1.50 in. (1-1/2 in.) |
| Maximum Operating Speed | 12,250 RPM |
| Rim Style Profile | Segmented Diamond Rim |
| Cutting Method Application | Dry Cutting |
| Core Plate Construction | Tensioned Industrial Alloy Steel |
| Equipment Compatibility | 5-Inch Corded and Cordless Angle Grinders |
| Target Material Substrates | Mortar Joints, Tile Grout, Cinder Block, Red Clay Brick, Stone |
Pro-Tip: Allow the weight of the angle grinder to push the blade into the joint rather than applying excessive forward force. Over-forcing a 0.25-inch thick diamond blade through hard mortar glaze can generate excessive friction heat, which glazed over the diamond segments; lifting the tool briefly every few feet allows airflow to cool the core and expose fresh diamond cutting edges.
