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Snap-on IMMD212 | Flank Drive Shallow Impact Socket 3/4" Drive | 21 mm, 12-Point
The IMMD212 is a 21 mm 12-Point shallow impact socket with a 3/4" square drive, 50.8 mm long overall with an opening depth of 15.2 mm. Snap-on quotes up to 20% more turning power from its Flank Drive system, which is intended to avoid slipping and rounding and to exceed ANSI performance standards.
Key features
- Socket end 34.9 mm across, drive end 41.1 mm across, bolt clearance depth 27.2 mm
- Shallow hex depth starts the nut on the stud, where deeper-hex designs call for hand starting
- Heat-treated for impact service life, with lower hardness than hand sockets
- Square drive side hole accepts ball- or pin-type retention
- Industrial finish helps protect against corrosion
- Specifications
| Part Number | IMMD212 |
| Brand | Snap-on |
| Size, mm | 21 |
| Drive Size, inches | 3/4 |
| Style | 12-Point |
| Dimension A, Socket End Diameter, mm | 34.9 |
| Dimension B, Drive End Diameter, mm | 41.1 |
| Dimension C, Bolt Clearance Depth, mm | 27.2 |
| Dimension D, Length, mm | 50.8 |
| Dimension E, Opening Depth, mm | 15.2 |
| Finish | Industrial |
| Country of Origin | USA |
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