Initial tests were positive, with the tumbler successfully polishing some cast brass parts using crushed walnut shells. [VegOilGuy] is still looking for a more abrasive media to use for initial ...

Ceramic tumbler media makes the entire rock tumbling process more effective, improving delivery of rock tumbling grit, These rock tumbler ceramic pellets are safe to use with any rock tumbler.

This parts tumbler was easy to build but it still does a great job of rounding rough edges and polishing the surfaces of parts cut with a CNC machine. You can see that it mounts in a bench vise ...

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It brings an inviting and celebratory sparkle to the glass. This glass tumbler is a reproduction from the original. Sold as a set of four. Pair tumblers with the carafe and old-fashioned glasses to ...

Stanley has been making insulated drinkware for 112 years, but its tumblers have become incredibly popular over the past five or so. If you’re interested in ditching single-use plastic water bottles, ...

A shade of the Owala Stainless Steel Tumbler is quietly 20% off right now at Amazon. Reviewers love that the cup holds lots of water and fits in car cupholders. Stanley lovers, prepare to be ...

The Stanley tumbler comes in 16- and 20-ounce sizes ... and our at-home lead detection kit didn’t pick up any traces. The Stanley was the top performer in both the hot and cold tests.

Update: Bibbidi-bobbidi-BOO — as predicted, this Cinderella 75th Anniversary Starbucks Tumbler sold out within seconds of the product going live. Check NJ.com to stay posted on any restock news ...