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Snap-on S421 | Flank Drive Deep Socket | 1-5/16" SAE, 12-Point, 1/2" Drive
Part Number : S421
The S421 is a 1-5/16" 12-Point SAE deep socket on a 1/2" square drive, cut with the Flank Drive profile. It measures 3-1/4" long and has 1" of hex depth. The hex end is 1-21/32" across, and bolt clearance depth is 2-7/32". The chrome finish is a nickel-chrome alloy.
Key features
- Hex end diameter 1-21/32", hex depth 1"
- Bolt clearance depth 2-7/32", drive end diameter 1-5/8"
- Nickel-chrome alloy finish resists rust and corrosion
- Flank Drive system grips the flats of the fastener, with 15-25% more turning power cited by Snap-on
- 12-Point configuration, ASME B107.110
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