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STI Surface Preparation Equipment & Diamond Tooling

Floor grinders, diamond tooling, polishing systems and shot blasting equipment for your next project.

Browse STI by Application

Explore 128 product listings across four collections. Start with the stage of work, then compare specifications and ordering options in each product page.

Machines & Dust Collection — STI collection

36 PRODUCTS

Machines & Dust Collection

Prep/Master and Lavina grinders, dust collectors, swing machines and service parts.

Grinding & Surface Preparation — STI collection

22 PRODUCTS

Grinding & Surface Preparation

Metal-bond diamonds, coating removal tools, cup wheels and mounting plates.

Polishing & Concrete Care — STI collection

24 PRODUCTS

Polishing & Concrete Care

EGT, CLC and TPS systems, polishing pads, adapters, sealer and slurry products.

Shot Blasters, Parts & Accessories — STI collection

46 PRODUCTS

Shot Blasters, Parts & Accessories

IMPACTS shot blasters, wear parts, seals, drive components and cleanup tools.

Find the Right Starting Point

Your task Explore What to compare
Build a grinding and dust collection setup Machines & Dust Collection Machine size, available power, dust collector and attachments
Remove coatings and prepare the concrete Grinding & Surface Preparation Surface condition, removal tool, diamond bond and mounting plate
Refine, polish and care for the floor Polishing & Concrete Care Surface material, grit sequence, wet or dry process and pad connection
Shot blast concrete or replace machine parts Shot Blasters, Parts & Accessories Machine model, working width, exact part number and collector compatibility

Watch STI Equipment & Tooling in Action

Explore setup and application videos. Refer to the instructions for your exact machine and tooling before use.

Prep/Master floor grinding

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EGT concrete polishing

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IMPACTS shot blasting

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Plan the Complete Floor Preparation Workflow

STI brings together equipment, tooling and supporting products for concrete preparation and polishing. This guide follows the products currently listed at USA Granite Tools, including Prep/Master equipment and partner brands identified in the STI catalog.

Start with the machine and application, then confirm compatible tooling, dust collection and replacement parts. Product listings provide current specifications, variations and ordering options.

Browse the complete STI product archive →

STI Prep/Master 2807 electric concrete floor grinder for surface preparation and polishing

STI Product Questions

How is the STI collection organized?

The 128 current product listings are grouped into four pages: Machines & Dust Collection (36), Grinding & Surface Preparation (22), Polishing & Concrete Care (24), and Shot Blasters, Parts & Accessories (46).

Where should I start if I need a complete setup?

Start with Machines & Dust Collection. Select the equipment for your application, then use the grinding or polishing collection to match the tooling and adapters.

Does the catalog include other manufacturers?

Yes. Alongside STI Prep/Master products, the catalog includes named partner brands such as Lavina, IMPACTS and Hawk. Check each product listing for the specific brand and model.

Can I order replacement parts from these pages?

Yes. Open the appropriate product listing for its specifications and ordering options. Confirm the machine model and exact part number before ordering.

Need Help Matching Equipment or Parts?

Send USA Granite Tools your machine model, part number and project details so we can help confirm the right product.

Contact USA Granite Tools → View all STI products

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