PORTER-CABLE PCE6435 5.6-Amp Variable Speed 1/4-Inch Laminate Trimmer 16,000 - 35,000 RPM, 5.6 amp motor Precision-machined, cast-aluminum fixed base Extra large locking clips allow for a quick motor release and/or course depth adjustment Depth ring enables quick and accurate bit height adjustments 16,000 - 35,000 RPM, 5.6 amp motor Precision-machined, cast-aluminum fixed base Extra large locking clips allow for a quick motor release and/or course depth adjustment Depth ring enables quick and accurate bit height adjustments Spindle lock button allows for single-wrench bit changes