방부목

규격 :
38 x 38 x 3600 ( 2x2 )
38 x 89 x 3600 ( 2x4 )
38 x 140 x 3600 ( 2x6 )
38 x 184 x 3600 ( 2x8 )
38 x 235 x 3600 ( 2x10 )
38 x 285 x 3600 ( 2x12 )

89 x 89 x 3600 ( 4x4 )
120 x 120 x 3600 ( 크로바 )
140 x 140 x 3600 ( 크로바 )