1) varieties in color: grey G341, G603, or else
2) regular reference sizes: 14/25cm, 5/25cm, 6/20cm, 6*30cm,etc
3) surface finish: sawn,polished,hone, bush hammered/fine picked,middle picked,mushroom,and so on
4) packing: in seaworthy wooden pallets/crates or as per clients requirement
5) payment: T/T or L/C at sight