You won't realize how much you can use this, till you own one! I at first had a modest size one that I thought was plenty big But when choosing one, I would suggest getting one thats large enough to clean average size tools. I can't begin to tell you the wonders this device has done for old garden shears, assorted pocket knife style tools. I've even washed my travel mugs and protein shaker cups with lids. Just rinse well before and wash in ultrasonic with a squirt of Dawn detergent. And rinse and wipe clean after...