Einhell orbital sanders einhell 44 621 60 p the b einhell b bt rs 420 e eccentric sander is a robust handy tool which provides good service to ambitious diy enthusiasts on sanding jobs involving wood plastic and metal thanks to the electronic speed control the sanding power can be well adapted and exactly adjusted to the requirements of the particular material and task the bt os 420 e comes with hook and loop fastening so that the abrasive paper can be changed in seconds and sits cre