Click to enlargeSEM Performance Finishing Polish - 1 Quart
Manufacturer: SEMPart #: SD30932SKU: 108671
Add $55.88 more to qualify for free shipping.
Item #: 108671
Category: Cleaning
● In stock — ships fast from US warehouses
- Ships from US warehouses
- Free shipping on orders over $99
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- Genuine marine-brand parts, not knockoffs
- 30-day returns
- Marine parts support — we know boats
Description
Performance Finishing Polish - 1 Quart SEM Detail Products offers a wide range of solutions meeting the diverse needs of Automotive technicians and professionals alike. The product line includes various cleaners, polishes, and accessories designed to enhance the appearance and longevity of vehicles.
Formulated using advanced technologies and premium ingredients, you can rely on superior performance and long-lasting protection to get the job done. Whether it's restoring the shine of a dull paint finish, removing stubborn stains, or protecting against environmental elements, SEM Detail Products deliver exceptional results.
Features: Designed to remove swirl marks to revitalize the surface Polishes to a brilliant shine Benefits: Can be used with rotary or orbital polishers Use as a final step after using Performance Cutting Compound SD30832 to achieve a deep gloss Water-based formula that contains no waxes, fillers, or silicones, making it body shop safe
Specifications
| Brand | SEM |
|---|---|
| Part Number | SD30932 |
| EverTide SKU | 108671 |
| UPC | 646786958793 |
Specifications are provided by the manufacturer. Confirm fitment for your application before ordering, or contact us and we'll help.
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Returns & warranty
Returns are accepted within 30 dayson items that are unused and in their original packaging. Some items may be subject to a manufacturer restocking fee. Special-order items may not be eligible — if you're unsure, ask us before ordering.
SEM productscarry the manufacturer's standard warranty. For a warranty claim or a return authorization, see our full returns policy or contact us.
Boat Outfitting — frequently asked
- What material should marine hardware be made of?
- For most exposed hardware, 316 stainless steel is the marine standard — it resists salt corrosion far better than 304 stainless or plated steel. Marine-grade aluminum, UV-stabilized nylon, and King StarBoard are also common for non-structural fittings.
- How do I know a replacement seat or hatch will fit?
- Measure the mounting pattern (bolt spacing), the cutout or base dimensions, and any post diameter or height on the part you’re replacing. Match those to the new part’s specs — outfitting parts follow common sizes but are not universal, so confirming dimensions avoids returns.
- Do I need backing plates for deck hardware?
- For anything that takes load — grab rails, cleats, ladder steps, seat pedestals — yes. A backing plate spreads the load across a larger area of the deck or transom so fasteners don’t pull through under stress.
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Ships from US warehouses — free over $99
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Questions? We know boats — call or email



