---
product_id: 20782683
title: "SEM 38203 Black Guide Coat - 12 oz."
brand: "sem"
price: "166.16 DT"
currency: TND
in_stock: true
reviews_count: 11
category: "Sem"
url: https://www.desertcart.tn/products/20782683-sem-38203-black-guide-coat-12-oz
store_origin: TN
region: Tunisia
---

# Quick-dry, no sandpaper clog Reveals low spots & scratches 12 oz. precision spray SEM 38203 Black Guide Coat - 12 oz.

**Brand:** sem
**Price:** 166.16 DT
**Availability:** ✅ In Stock

## Summary

> 🖤 Spot it, fix it, perfect it — the pro’s secret weapon!

## Quick Answers

- **What is this?** SEM 38203 Black Guide Coat - 12 oz. by sem
- **How much does it cost?** 166.16 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/20782683-sem-38203-black-guide-coat-12-oz)

## Best For

- sem enthusiasts

## Why This Product

- Trusted sem brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Pros:** Highly rated with 4.7 stars, a must-have in every body shop arsenal.
- • **Sandpaper Friendly:** Won't clog abrasives, keeping your tools sharp and efficient.
- • **Perfect Prep for Paint:** Prepares panels and bumpers for superior adhesion and flawless refinishing.
- • **Speed Up Your Workflow:** Quick-drying formula means less wait, more work done.
- • **Flawless Surface Detection:** Black guide coat highlights every imperfection for a showroom finish.

## Overview

The SEM 38203 Black Guide Coat is a 12 oz. aerosol spray designed to reveal low spots, scratches, and imperfections on primed automotive surfaces. Its quick-drying, matte black formula ensures no clogging of sandpaper, accelerating the sanding process and improving adhesion for refinishing. Ideal for professional autobody repair, it covers up to 100 sq. ft. and is highly rated for delivering flawless paint prep.

## Description

Guide Coat is an aerosol coating that helps detect low spots, sand scratches or other minor imperfections prior to sanding primer. Guide Coat Black provides a visual guide to a smooth surface when sanding most primers. The quick drying formula won't clog sandpaper.

Review: Guide coat finds defects - Best guide coat , spray a mist for blocking auto body repairs after spraying primer add guide coat for any pin holes or low spot areas reprime and prepare for final paint . Best results when using this product.
Review: Highly recommended for eliminating uneven surfaces to which a smoothing medium has been applied. - A really useful product for eliminating the irregularities in uneven surfaces to which a smoothing medium has been applied. As you sand the surface the black guide coat is removed first from the high spots thereby revealing the low spots which may be addressed by additional sanding or the application of more smoothing medium. Guide coat is formulated not to clog your abrasive medium, which speeds up the process and produces a better finish.

## Features

- Scuff & Clean is an abrasive paste that cleans and prepares panels for refinishing
- Scuff & Clean prepares bumpers or panels when refinishing or blending
- It's abrasive action improves adhesion of repair and refinishing materials

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000PL06IU |
| Age Range Description | Adult |
| Best Sellers Rank | #110,418 in Automotive ( See Top 100 in Automotive ) #46 in Automotive Clear Coats |
| Brand Name | SEM |
| Color | Black |
| Color Code | #000000 |
| Container Type | Can |
| Coverage | 50-100 square feet |
| Customer Reviews | 4.7 4.7 out of 5 stars (445) |
| Finish Type | Matte |
| Global Trade Identification Number | 00646786382031 |
| Included Components | automotive-clear-coat-paints |
| Indoor Outdoor Usage | Indoor |
| Is Waterproof | False |
| Item Form | Liquid |
| Item Type Name | automotive-clear-coat-paints |
| Item Volume | 12 Fluid Ounces |
| Item Weight | 16 ounces |
| Manufacturer | SEM |
| Model Name | 38203 |
| Model Number | 38203 |
| Paint Type | Spray |
| Part Number | 38203 |
| Size | 12 Ounce (Pack of 1) |
| Special Features | Non Toxic |
| Specific Uses For Product | Autobody refinishing and repair |
| Surface Recommendation | Painted Surfaces |
| UPC | 646786382031 767887388248 |
| Unit Count | 340 Grams |
| Warranty Description | Warranty |
| Water Resistance Level | Water Repellent |

## Product Details

- **Brand:** SEM
- **Color:** Black
- **Finish Type:** Matte
- **Item Volume:** 12 Fluid Ounces
- **Paint Type:** Spray
- **Size:** 12 Ounce (Pack of 1)
- **Special Feature:** Non Toxic
- **Specific Uses For Product:** Autobody refinishing and repair
- **Surface Recommendation:** Painted Surfaces
- **Unit Count:** 340 Grams

## Images

![SEM 38203 Black Guide Coat - 12 oz. - Image 1](https://m.media-amazon.com/images/I/51uo0oAQKVL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Guide coat finds defects
*by A***E on December 8, 2024*

Best guide coat , spray a mist for blocking auto body repairs after spraying primer add guide coat for any pin holes or low spot areas reprime and prepare for final paint . Best results when using this product.

### ⭐⭐⭐⭐⭐ Highly recommended for eliminating uneven surfaces to which a smoothing medium has been applied.
*by T***A on February 26, 2019*

A really useful product for eliminating the irregularities in uneven surfaces to which a smoothing medium has been applied. As you sand the surface the black guide coat is removed first from the high spots thereby revealing the low spots which may be addressed by additional sanding or the application of more smoothing medium. Guide coat is formulated not to clog your abrasive medium, which speeds up the process and produces a better finish.

### ⭐⭐⭐⭐⭐ Easy clean up nice
*by T***Y on April 21, 2021*

It was the first time I have use the spry on guild coat and it was nice and easy to use. It sanded nice and did not clog the sand paper.

## Frequently Bought Together

- SEM 38203 Black Guide Coat - 12 oz.
- Clean Sheets - CLN-CS100 Superior Mixing Pad (12x12) - 100 Disposable Sheets FOR Toughest Job, Clear
- Dura-Gold Premium 800 Grit Gold PSA Longboard Sandpaper 20 Yard Long Continuous Roll, 2-3/4" Wide - Self Adhesive Stickyback Sandpaper for Automotive, Woodworking Air File Sanders, Hand Sanding Blocks

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**Shop now:** [https://www.desertcart.tn/products/20782683-sem-38203-black-guide-coat-12-oz](https://www.desertcart.tn/products/20782683-sem-38203-black-guide-coat-12-oz)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-04-29*