New Bostitch Miiifootkit 4 Flooring Miiifn Miiifs. For installing preifnished hardwood flooring. Fits on the bostitch miiifs (stapler) or the miiifn (nailer). Rollers are adjustable for 1/2 and 3/4 hardwood floor.This sales retail for over $95.00. Air tool accessories new bostitch miiifootkit 4 flooring miiifn miiifs.