Mixing paddle fits small containers 2 gallons or less. Use with 3/8" drill. Top diameter 2-3/8", bottom diameter 2-5/8", 2-1/2" deep. Item ID DC408 Weight 0.50 LB (0.23 kg) Width 1/4 in. Round Shaft Height 10.5 in. (26.670 cm) Diameter 2-5/8 in. (6.66750 cm) Material Stainless Steel