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Snap-on STMM4 | 1/4 in Drive 6-Point Flank Drive Deep Socket | 4 mm, 50.8 mm long

Snap-on STMM4 | 1/4 in Drive 6-Point Flank Drive Deep Socket | 4 mm, 50.8 mm long

Part Number : STMM4

The STMM4 is a 4 mm 6-point deep socket on a 1/4 in square drive, 50.8 mm long overall, with a chrome finish. The hex end diameter is 7.1 mm and the drive end diameter is 12.7 mm. Snap-on lists it in its Flank Drive Sockets range, under Deep, mm, Chrome (1/4").

Key features

  • Opening size 4 mm, 6-point
  • Overall length 50.8 mm, hex depth 4.0 mm
  • Bolt clearance depth 41.9 mm
  • Nickel-chrome alloy finish resists rust and corrosion
  • Flank Drive system grips the flats of the fastener, which Snap-on states gives 15-25% more turning power
  • Concentric thin-wall construction for strength and access
Availability: in stock
For pricing, please contact our experts.