In cabinetmaking, he is frequent to appeal to other craft's skills to bring and propose, by means of other materials, esthetic details, mechanical elements or still protect certain wooden parts exposed to the wear. For example the upholstery for seats or still craftsmen of the leather for the shealf of desk top or brass for certain details of hardware store. Noble materials, marble, straw of rye, slate to underline a little more the originality and the singularity of piece.