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Snap-on FM18 | Flank Drive Shallow Socket, 12-Point | 3/8 in Drive, 18 mm
The FM18 is a 18 mm 12-point shallow socket with a 3/8 in square drive, with an overall length of 30.2 mm. The hex end measures 24.6 mm across and the drive end 23.8 mm; hex depth is 12.7 mm with 16.5 mm of bolt clearance depth. Flank Drive geometry lets it bear on the flanks of the fastener.
Key features
- 12-Point Flank Drive wrenching profile
- Snap-on describes 15-25% more turning power from flank gripping
- Nickel-chrome alloy finish to resist rust and corrosion
- Made from domestic steel for strength and durability
- Bolt clearance depth 16.5 mm, hex depth 12.7 mm
- Specifications
| Part Number | FM18 |
| Brand | Snap-on |
| Drive Size | 3/8 in |
| Style | 12-Point |
| Size, mm | 18 |
| Dimension E, Hex Depth, mm | 12.7 |
| Dimension C, Bolt Clearance Depth, mm | 16.5 |
| Dimension B, Drive End Diameter, mm | 23.8 |
| Dimension D, Length, mm | 30.2 |
| Dimension A, Hex End Diameter, mm | 24.6 |
| Finish | Chrome |
| Country of Origin | USA |
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