1/2″ Compact Drill 650 RPM. This compact specialty drill packs big power. The 1/2″ Compact Drill has the power and versatility to handle large hole drilling and material mixing applications. Its 650 RPM operating speed optimizes productivity in general purpose use. Built for two-handed operation, the drill features extra long handles for added leverage and control. You?ll get quiet performance from the heat-treated, helical-cut gears.