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Snap-on IMDFM20 | 3/8" Drive 12-Point Flank Drive Shallow Impact Socket | 20 mm
The IMDFM20 is a 20 mm 12-Point Metric shallow impact socket for 3/8" square drive, 31.8 mm long overall. Bolt clearance depth is 17.5 mm, with a hex end of 28.6 mm and a drive end of 28.6 mm. It is built for use with impact wrenches.
Key features
- Hex depth: 11.9 mm
- 12-Point opening for 20 mm fasteners
- Flank Drive wrenching system: up to 20% more turning power, without slipping or rounding
- Heat treatment tuned for repeated impact cycling, softer than hand sockets
- Nut starts onto the stud thanks to the shallow hex
- Square drive side hole for ball or pin retention
- Specifications
| Part Number | IMDFM20 |
| Brand | Snap-on |
| Drive Size | 3/8" |
| Size | 20 mm |
| Style | 12-Point |
| Type | Shallow Impact Socket |
| Finish | Industrial |
| Dimension A, Hex End Diameter | 28.6 mm |
| Dimension B, Drive End Diameter | 28.6 mm |
| Dimension D, Length | 31.8 mm |
| Dimension C, Bolt Clearance Depth | 17.5 mm |
| Dimension E, Hex Depth | 11.9 mm |
| Country of Origin | USA |
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