The ch hanson 11 piece carpenters set is supplied in a plastic tube the pencils are perfect for drawing saw lines drill points etc onto wood they are larger in size compared to normal pencils and have 2 flattened surfaces and two round edges to prevent rolling away the versa sharp sharpener is ergonomically designed ensuring comfortable use and sharpens both carpenters pencils and lumber crayons contains 10 x medium carpenters pencils1 x versa sharp sharpener