Slit blade block and electric razor

A slit blade block comprising:

• a slit outer blade comprising a plurality of outer blade pieces extending in a first direction and spaced apart from each other in a second direction intersecting the first direction;
• and
• a comb component comprising a plurality of combs provided outside the slit outer blade in the first direction and spaced apart from each other in the second direction,
• wherein
• an outer slit is provided between two adjacent outer blade pieces of the plurality of outer blade pieces, the two adjacent outer blade pieces being adjacent to each other in the second direction,
• a groove which communicates with the outer slit is provided between two adjacent combs of the plurality of combs, the two adjacent combs being adjacent to each other in the second direction,
• the comb component comprises a protrusion protruding outward in the first direction,
• the protrusion comprises a first protrusion that extends across two or more of combs of the plurality of combs, the two or more of combs being disposed side by side in the second direction,
• the comb component includes a comb support wall extending in the second direction and a third direction intersecting the first direction and the second direction,
• the comb support wall includes a support wall body,
• the plurality of combs are provided at an upper end of each support wall body so as to protrude in the third direction and be spaced apart from each other in the second direction,
• each of the plurality of combs includes a support part provided at the upper end of each support wall body so as to protrude in the third direction, and
• the protrusion extends continuously in the first direction and protrudes from an upper end of the support part of each of the plurality of combs, the upper end of the support part of each of the plurality of combs being an end of the support part in the third direction.