You will get the following:
.7mm HB black lead refill for .7 mm mechanical pencils. You will get 10 tubes of 0.7mm black lead (HB). Each tube will have 24 individual leads for a total of 240 leads. Lead length is standard 60mm.
.7 mm colored mechanical lead refills. You will get 1 pack of color lead refill which includes 2 pieces of lead for each of 6 colors.

This will ship out the day after you pay

Refill any .7mm mechanical pencil with this lead. The thickness of this lead is .7mm and will fit all .7mm mechanical pencils regardless of the mechanical pencil brand. The lead refill length is 60mm

These lead refills come with 24 leads per tube for convenience and it make it easier to carry the mechanical pencil leads with you so you can refill the mechanical pencil.