Diamond Tooling
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Diamond Tooling, Equipment & Instruments
STI Full Face Polishing Pads 7 in
- 7-inch resin-bond, full-face diamond polishing pads
- Continuous diamond face for smoother, more even polishing
- Ideal for concrete, terrazzo, and stone
- Designed for edges, corners, and tight areas
- Helps match hand-grinder edge work to the main floor finish
- Available in a progression of grits to build a polished finish
- Suitable for wet or dry use
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Diamond Tooling, Equipment & Instruments
STI Granilux Dot Pads
- Diamond polishing pads for restoring and polishing concrete floors
- Produces a high-gloss finish using water only—no chemicals required
- Ideal for concrete restoration, maintenance, and polishing
- Rubber construction with resin diamond segments and Velcro backing
- Wet-use only
- Compatible with auto-scrubbers, burnishers, swing machines, and hand grinders
- Long service life of approximately 15,000 sq. ft. per pad
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Diamond Tooling, Equipment & Instruments
STI Inland Diamond Cove Polishing Wheel
- Designed for cutting and polishing terrazzo cove bases
- Suitable for epoxy- and portland-based terrazzo
- Ideal for new installations and restoration projects
- Wet or dry operation
- Radiused edge available in ¾ in. and 1 in. profiles
- Available in 25/30 and 80/100 grit options
- Water openings provide even water distribution during wet polishing
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Diamond Tooling, Equipment & Instruments
STI Lippage Disc 3 in
- Designed for concrete, terrazzo, and marble applications.
- Compatible with 3-inch FL-07 polishing pads.
- Provides additional support for improved polishing stability.
- Secures the polishing tool firmly to the Velcro holder.
- Helps maintain consistent pad contact for smoother results.
- Available in Standard and FL pad-specific versions.
- Durable construction for professional surface preparation and polishing.
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Diamond Tooling, Equipment & Instruments
STI Perfect 2 Prep Tool
- Metal bond diamond prep tool for concrete surface preparation
- Standard EG attachment system compatible with Prep/Master (P/M) machines
- Designed for dry-use applications only
- Removes adhesives, thin-set, and epoxy coatings up to 4 mm thick
- Levels surface irregularities up to ±4 mm
- Leaves a smooth, consistent profile comparable to an 80-grit finish
- Ideal for preparing concrete before polishing or floor installation
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Diamond Tooling, Equipment & Instruments
STI Quick Change Bush Hammer
- Aggressive profiling tool for concrete, granite, and marble
- Produces a CSP 4–5 surface profile
- Creates durable slip-resistant and anti-slip finishes
- Replicates a decorative flamed surface texture
- Improves adhesion for coatings and overlays
- Breaks down hard surfaces that standard diamond tools cannot profile
- Quick-change design for Prep/Master® floor grinders
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Diamond Tooling, Equipment & Instruments
STI Razor Ceramic Polishing Rings 7 in
- 7-inch ceramic-bond (hybrid) ring-type polishing pads from the Razor line
- Combines ceramic cutting performance with flexible ring design
- Faster cutting and longer life compared to resin-bond pads
- Flexible design conforms to floor contours and uneven surfaces
- Helps clear water and slurry during wet polishing
- Ideal for concrete edges, corners, and tight areas
- Designed for transitional polishing steps between grinding and final polishing
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Diamond Tooling, Equipment & Instruments
STI Ring-type Polishing Pads 7 in
- 7-inch resin-bond ring-type diamond polishing pads
- Flexible ring design follows floor contours for smoother polishing
- Designed for concrete, terrazzo, and stone surfaces
- Ideal for edges, corners, and small areas
- Helps reduce skipping and chatter compared to rigid pads
- Open ring design improves water and slurry removal during wet polishing
- Available in multiple grits for a complete polishing progression
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Diamond Tooling, Equipment & Instruments
STI Single Bar Prep Tool
- Single bar metal-bond diamond grinding segment
- Designed for grinding and preparing concrete surfaces
- Ideal for surface profiling before coatings or polishing
- Suitable for the metal-bond grinding stages of surface preparation
- Compatible with planetary grinders, including imported machines
- Available in soft and hard bond options
- 30-grit configuration for efficient material removal
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Diamond Tooling, Equipment & Instruments
STI Single Round Prep Tool
- Single round metal-bond diamond grinding tool
- Designed for grinding and preparing concrete surfaces
- Ideal for surface profiling before coatings, overlays, or polishing
- Compatible with imported (non-STI) planetary grinders
- Available in soft, medium, and hard bond options
- Grit options: 16, 30, 60, and 120
- Coarse grits for rapid stock removal and leveling; finer grits for polishing preparation
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Diamond Tooling, Equipment & Instruments
STI SPIN-1 Concrete Polishing Pads
- Diamond- and resin-coated natural-fiber polishing pads
- Designed for polishing new, smooth, steel-troweled concrete
- Produces a high-gloss finish faster than traditional large polishing machines
- Ideal for polish restoration and buffing floor guard products
- Compatible with high-speed propane or electric burnishers (1,000–3,000 RPM)
- Suitable for wet or dry applications
- Approximately 20,000 sq. ft. coverage per pad
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Diamond Tooling, Equipment & Instruments
STI Standard Tool Plate – Prep Master 2807 and 3030
- Genuine STI standard replacement tool plate
- Designed for Prep/Master® 2807 and 3030 grinders
- Holds all STI tooling and diamond accessories
- Ideal for everyday grinding and polishing
- Optimized for open-floor applications
- OEM precision fit


























