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Snap-on FSUM18A | Flank Drive Shallow Universal Socket | 18 mm, 6-Point, 3/8" Drive
This 18 mm shallow universal socket (FSUM18A) has a 6-point opening, a 3/8" drive and Flank Drive geometry. Overall length is 48.8 mm, opening depth 10.7 mm and socket-end diameter 24.2 mm. The drive end measures 18.7 mm across and bolt clearance depth is 12.4 mm.
Key features
- Flank Drive wrenching system holds the fastener on its flats, which Snap-on says adds 15-25% turning power
- Rust and corrosion resistance from a nickel-chrome alloy finish
- Made from domestic steel chosen for strength and long service
- 6-point, 18 mm opening on a 3/8" drive square drive
- Length 48.8 mm; bolt clearance depth 12.4 mm
- Specifications
| Part Number | FSUM18A |
| Brand | Snap-on |
| Drive Size | 3/8" |
| Size, mm | 18 |
| Style | 6-Point |
| Finish | Chrome |
| Dimension D, Length, mm | 48.8 |
| Dimension E, Opening Depth, mm | 10.7 |
| Dimension A, Socket End Dia., mm | 24.2 |
| Dimension B, Drive End Dia., mm | 18.7 |
| Dimension C, Bolt Clearance Depth, mm | 12.4 |
| Country of Origin | USA |
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