

Oil Drain Plug Thread Repair Sets with Tap and Inserts
Professional thread repair kit for stripped oil drain plugs—includes tap, oversized plugs, and crush washers in organized storage case.
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Oil Drain Plug Thread Repair Sets with Tap and Inserts
Brief Overview
Stripped oil drain plug threads are a recurring service issue in any professional shop. This repair set provides a straightforward solution: tap the damaged hole to the next oversized thread pitch, install the corresponding drain plug and washer, and move on. The kit includes everything needed in a compact, organized storage case—making it an essential addition to your service inventory alongside complementary tools like threaded repair kits for spark plugs and comprehensive drain plug socket systems.
Key Features
- Complete repair solution: One precision tap tool for enlarging the damaged thread
- Multiple plug sizes: Six oversized drain plugs with matching copper crush washers, covering the most common thread sizes on vehicles
- Pre-matched components: Each plug is paired with its corresponding washer—no guesswork during installation
- Professional storage case: Black plastic case with clear hinged lid keeps all components organized and protected
- Vehicle coverage: Suitable for most popular threads used on cars and light commercial vehicles
- Shop-ready packaging: Arrives complete and inventory-ready
Why This Matters for Your Business
Shop Efficiency: Eliminate downtime waiting for replacement engine blocks or custom solutions. A stripped drain plug is now a 15-minute repair rather than a service delay.
Profit Margin: Low-cost repair versus high-cost engine work. Customers appreciate the fast, economical fix—and you capture the labor margin.
Stock Confidence: The kit's broad thread coverage means you're prepared for the majority of drain plug repairs without maintaining excessive inventory depth.
Customer Retention: Professional, same-day repairs build trust and repeat business.
Technical Overview
| Aspect | Details |
|---|---|
| Kit Contents | 1 thread-cutting tap, 6 oversized drain plugs, 6 copper crush washers |
| Thread Sizes Covered | Most popular automotive threads (cars and light commercial vehicles) |
| Plug Design | Flat circular head with external screw threads for secure seating |
| Washer Type | Copper crush washers—ensure proper sealing after installation |
| Storage | Black plastic case with hinged clear lid for visibility and protection |
| Application | Repair stripped oil drain plug threads by tapping oversized |
How It Works
- Identify the damaged thread size on the engine block
- Use the included tap to enlarge the hole to the next standard thread pitch
- Select the matching oversized drain plug and washer from the set
- Install the new plug—thread repair complete
The Value Proposition
For distributors stocking automotive service tools, this kit represents a high-demand repair solution with minimal shelf space and strong margin potential. It's a low-unit-cost item with frequent repeat orders, especially as shops build confidence in the product's effectiveness. Position it next to your oil drain socket sets and spark plug thread kits for maximum visibility and cross-sell opportunity.
Stock this kit, and you'll answer a common shop problem with a professional, profitable solution.