Custom Milling of 7 Curved trends: 13 straight trends: installation of solid 3/4" x 2-1/4" hardwood on 3 landings: Sand, stain and finishing of all treads, risers, and landings in dark color. Maple treads, maple stair nosing, matching stained maple risers, and 3/4" x 2/4" solid Maple hardwood for 3 landings.