Quickly Drives Seals Without Damage. Sixteen adapters for seals up to 3 3/8" diameter. Includes special adapters for "shielded" seals. 24810 2-7/16 24820 2-3/4 24830 3-1/2 24840 1-5/16 24850 1-1/2 24860 1-5/8 24870 1-11/16 24880 1-15/16 24890 2-1/16 24900 2-1/8 24910 2-7/16 24920 2-9/16 24930 2-3/4 24940 3 24950 3-1/4 24960 3-3/8 -Silver= Aluminum -Black= Plastic *#14 is the smallest size *Won't work on main rear seal of Ford 302 *Counterbored- all others are flat