Double/ Single Hole Type Kit Kat Fuse has quality grade brass made contacts. The Fuse is made using quality grade porcelain. The Fuse is available in sizes ranging from 100 to 300 Amps. The Double/ Single Hole Type Kit Kat Fuse has the feature that the size of the contact is not only sufficient to carry the required rated current of the equipment keeping, temperature rise within specified limits, but should also be capable of carrying over current for some period.