BrandsFEIN FEIN 4 Speed 18V Drill Driver Review – ASCM 18 QX July 17, 2014 0 2048 views Share on Facebook Tweet on Twitter tweet The new 4 speed, 3850RPM FEIN ASCM 18 QX drill driver. Check out our write-up here: http://oztooltalk.com/fein-4-speed-drill-review-ascm-18-qx-2/