TriniTy Cyclonic mixer 038HRDT28; Mixes in half the time of other mixers, leaving the compounds thoroughly combined, for Paint, coatings, Chemicals & more fits 5- 7- Gallon pails and small drums Fits most pour spouts and holes - 1 1/4" or larger Mixes in less than half the time of other mixers, leaving the compounds thoroughly combined Mixing head cleans in seconds with most compounds Opens to a flexible 8 self-locking mixing head that easily inserts into pail lid pour openings Works best in 3 to 7 gallon pails and can be used without removing the lid Or In Open Buckets All stainless steel construction with 3/8 Hex Rod to avoid slipping in drill