When doing deep drilling, it is convenient to use the SB-400-F/R switchbox to screw and unscrew extension rods and threaded bits.
In the clockwise position it is a standard rotation on and off switchbox and in the counter clockwise position, it is spring loaded to shup off when released.
Load Meter which reads 0 -125% for load monitoring. 15, 25, 35, 45, 60, and 75 Capacities available.
Same size and weight as a standard switchbox
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