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Facom
Facom 1/4 in Drive 6mm Standard Socket, 6 point, 18 mm Overall Length
Part: R.6HX
Metric socket for small nuts and bolts in tight maintenance and repair work.
Teng Tools
Teng Tools 1/4 in Drive 6mm Standard Socket, 6 point, 25 mm Overall Length
Part: M140506-C
6mm metric socket for 1/4 inch drive wrenches used in mechanical assembly and maintenance work.