Tired of your 40 oz tumblers slipping on your rotary? This adapter is the ultimate solution.
It features a direct thread that securely locks onto your tumbler's base, completely eliminating slippage. The innovative, improved design includes integrated channels engineered to fit all chuck rotaries—whether you use a three-jaw or four-jaw system. Get the secure, wobble-free hold you need for perfect engraving, every time.
