Grinders/Polishers
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Showing 13–24 of 38 results
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Grinders/Polishers, Equipment & Instruments
STI Maintenance Kit – P/M Propane 2418LP/2818LP
- Complete maintenance kit for Prep/Master® 2418LP and 2818LP propane grinders.
- Helps reduce downtime by keeping essential service parts readily available.
- Includes engine, filtration, ignition, and drive system maintenance components.
- Supports routine preventive maintenance for improved machine reliability.
- Genuine STI replacement parts designed for optimal equipment performance.
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Grinders/Polishers, Equipment & Instruments
STI Maintenance Kit – P/M Propane 3038LP/4438LP
- Preventive maintenance kit for Prep/Master® 3038LP and 4438LP propane grinders.
- Designed for 30-inch and 44-inch propane Prep/Master® grinding machines.
- Helps reduce downtime by keeping essential maintenance parts readily available.
- Includes engine, filtration, ignition, and drive system replacement components.
- Supports routine maintenance to maximize equipment reliability and performance.
- Genuine STI replacement parts for professional maintenance.
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Grinders/Polishers, Equipment & Instruments
STI Morflex Coupler
- Flexible drivetrain coupling designed for Prep/Master® machines.
- Absorbs shock and minor misalignment to protect internal components.
- Helps reduce stress on the engine and gearbox.
- Replacement wear part that restores smooth machine operation.
- Available for multiple Prep/Master® grinder models.
- Helps minimize downtime by keeping a spare part available when needed.
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Grinders/Polishers, Equipment & Instruments
STI Propane Concrete Floor Grinder 24″
- 24″ grinding width for increased productivity
- 18 HP Kawasaki propane engine
- No generator or power cords required
- Variable speed drive
- Adjustable pocket weight system
- Built-in water tank for wet or dry operation
- Includes 4 tool plates supporting 12 tools
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Grinders/Polishers, Equipment & Instruments
STI Repair Kit – P/M Grinding Machine
- Convenient spare parts package for Prep/Master® grinding machines.
- Helps prevent extended downtime caused by unexpected machine repairs.
- Includes essential components for emergency maintenance situations.
- Genuine STI replacement parts designed for reliable machine performance.
- Keeps critical repair components available when needed.
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Grinders/Polishers, Equipment & Instruments
STI Repair Kit – Prep/Master Jr
- Complete repair kit designed for the Prep/Master Jr. grinding machine.
- Helps reduce downtime by providing essential replacement components.
- Includes drivetrain, dust control, and mounting hardware parts.
- Genuine STI replacement parts for reliable machine maintenance.
- Ideal for emergency repairs and keeping equipment ready for operation.
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Grinders/Polishers
Blackhawk Floor Machine
- Twin and triple idler planetary steel helical-cut gear drives
- An industrial cord with a molded plug for long-lasting value
- All steel construction for superior strength and longevity
- UL I CUL – Approved for safe performance
- Thumb-operated safety switch
- Negative pressure on/off switch
- Dual steel operating triggers for left or right-hand operation
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Grinders/Polishers
Carbide Cutter Blades 6 Per Pack
Carbide Cutter Blades 6 Per Pack: High-pressure, heat-treated carbides for superior sharpness. Quality, durable weighted pad driver designed for optimal performance with rotary floor machines.
- Quality, durable weighted pad driver for use with rotary floor machines
- 8 sided


























