Standard chuck adapters are available in the following sizes: 2" (50.8 mm) I.D., 2 1/2" ( 63.5 mm) I.D., 3" (76.2 mm) I.D., 3 5/8" (92 mm) I.D. and three channel post chuck adapters for 1.2 to 1.5 lbs/ft, 2 to 2.75 lbs/ft and 3 to 4 lbs/ft posts.
Standard chuck adapters are available in the following sizes: 2 1/2" ( 63.5 mm) I.D., 3" (76.2 mm) I.D., 3 5/8" (92 mm) I.D. and three channel post chuck adapters for 1.2 to 1.5 lbs/ft, 2 to 2.75 lbs/ft and 3 to 4 lbs/ft posts. A chuck is available to drive 4" x 4" (101 mm x 101 mm) wood posts and a chuck and drive cap are available to drive 4" x 6" (101 mm x 152 mm) H column guard rail posts.