STI Lavina L19S7 Electric Grinder
STI Lavina L19S7 Electric Grinder is a compact, lightweight planetary grinding and polishing machine designed to deliver professional performance in small spaces and light-duty surface preparation applications. Operating on 115V single-phase power with a 3 HP motor, this single-speed grinder features a 20-inch working width with three 9-inch clockwise-rotating grinding heads, providing efficient and consistent grinding and polishing. Its dust-proof planetary drive, equipped with a low-friction rubber seal, protects internal components from dust and moisture, reducing maintenance and extending service life, while the floating skirt with a flexible brush ensures excellent dust containment for cleaner operation.
Designed for rental stores, DIY users, and contractors working in bathrooms, basements, small patios, and other tight spaces, the L19S7 combines portability with convenience. Its compact foldable frame can also be separated into two pieces for easy transportation and storage, and the simple control panel makes operation straightforward. Weighing 221 lbs, the grinder delivers 139 lbs of grinding pressure, which can be increased to 176 lbs by adding up to two optional 18.5 lb weights. As part of the LAVINA S7 series, this planetary grinder delivers dependable performance, ease of handling, and professional-quality results in a versatile, easy-to-transport package.
Lavina L19S7 Electric Grinder Main Features
- 3 HP electric motor
- 115V single-phase operation
- 20″ working width
- Planetary grinding system
- Three 9″ grinding heads
- Clockwise head rotation
- Single-speed operation
- Dust-proof planetary drive
- Low-friction rubber seal protects internal components
- Floating skirt with flexible brush for superior dust containment
- Foldable frame for easy transport
- Frame separates into two pieces for storage and transportation
- Simple control panel
- Optional weight system with up to two 18.5 lb weights
- Ideal for rental stores, DIY users, and tight work areas
Lavina L19S7 Electric Grinder Specifications
| Property | Value |
|---|---|
| Grinder Series | LAVINA S7 |
| Grinder Type | Planetary |
| Motor Power | 3 HP |
| Voltage | 115V, Single Phase |
| Working Width | 20″ |
| Tool Holder Diameter | 3 × 9″ |
| Head Rotation | Clockwise |
| Speed | Single Speed |
| Machine Weight | 221 lbs |
| Grinding Pressure | 139 lbs |
| Grinding Pressure (with Optional Weights) | 176 lbs |
| Optional Weights | Up to 2 × 18.5 lbs (8 kg) |





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