Features:
1)Standard Dimension:
305 x 305 x 10mm -12" x 12" x 3/8" ;  457 x 457 x 12mm -18" x 18" x 1/2"

400 x 400 x 12mm -16" x 16" x 1/2" ;  300 x 600 x 12mm -12" x 24" x 1/2"

400 x 400 x 20mm -16" x 16" x 3/4" ;  300 x 600 x 20mm -12" x 24" x 3/4"

400 x 600 x 20mm -16" x 24" x 3/4" ;  600 x 600 x 20mm -24" x 24" x 3/4"

or customized.

2)Surface finish: polished,honed,flamed,bush harmmered,sandblasted,chiselled,or as your requirements.

3)Packing:standard seaworthy wooden case