Description
Dual Action
Dual Action 21mm Spark Plug Socket
Part No: 5117021B | Barcode: 9341202025219
The Dual Action 21mm spark plug socket is a 3/8″ drive socket for removing and refitting 21mm spark plugs without cracking the ceramic. A magnetic insert grips the plug so it lifts cleanly out of deep plug wells.
Dual Action
21mm Spark Plug
3/8" Drive
Magnetic Hold
Suitable For
Spark Plugs
Petrol Engines
Automotive Servicing
Small Engines
Key Features & Benefits
- Correct 21mm spark-plug hex — seats fully on the plug for safe, no-slip removal.
- Magnetic plug retention — holds the plug so it comes out with the socket and refits without dropping.
- 3/8″ square drive — matches common ratchets and extensions for plug-well access.
When to Use This
Reach for the 5117021B for removing and refitting 21mm spark plugs in petrol engines.
Authorised Australian Dealer — This product is backed by full Australian manufacturer warranty from Dual Action Australia, with local support and service.
Product Specifications
| Part No. | Size | Drive | Brand |
|---|---|---|---|
| K2962 | 14mm (9/16") | 1/2" | Kincrome |
| K2954 | 13/16" (21mm) | 1/2" | Kincrome |
| K2955 | 5/8" (16mm) | 1/2" | Kincrome |
| ZDA26DC | 16mm | 3/8" | Kincrome |
| 5117021B ★ | 21mm | 3/8" | Dual Action |
| 5117016B | 16mm | 3/8" | Dual Action |
| 5117014B | 14mm | 3/8" | Dual Action |
| A09E14 | 14mm | 3/8" | Action |
| A09E16 | 16mm | 3/8" | Action |
| A09E21 | 21mm | 3/8" | Action |
| PT10580 | 14mm | 3/8" | Toledo |
| PT10581 | 16mm | 3/8" | Toledo |
| PT10582 | 18mm | 1/2" | Toledo |
| PT10583 | 21mm | 1/2" | Toledo |
★ You are viewing the highlighted variant. Other options in this range are also available.
Browse our full range of sockets at Alltools Geelong.
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