Detail 01
10/12/13 inch sizing
Those are shell diameters, not depths. A 12x9 and a 12x10 tom both take the same 12 inch head.

Independent shopping perspective
Three Remo Vintage Emperor tom heads in one box, sized 10, 12 and 13 inches. For a kit whose rack toms match those diameters.

Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Those are shell diameters, not depths. A 12x9 and a 12x10 tom both take the same 12 inch head.
Detail 02
Roughly fifteen dollars a head, cheaper than buying the three sizes separately at single-head prices.
Detail 03
Toms respond consistently across the kit instead of one drum behaving differently because it carries a different head.
Detail 04
Most floor toms and every snare are left out. This covers rack toms only on a standard kit.
Detail 05
Fits any drum of that diameter regardless of brand. Head sizing is universal, so the shells do not need to be Remo.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
Yes. Drum head sizing is standard across brands, so a 12 inch head fits any 12 inch tom regardless of who made the kit.
Only if your resonant heads are damaged. This pack gives you three heads, enough for one side of three toms.
This set will not cover it. You would need to add a 14 inch head separately, or look at a pack that includes a larger size.
About ten minutes per drum once you have a drum key. Pull the old head, seat the new one, tension the lugs in a star pattern.