Spirax 501 Purchase Order Book Carbonless Quarto 250 x 200mm 50 Duplicate Sets Side Opening< Invoice & Purchase Books

50 duplicate sets. 1 form per page.
Includes sequential numbers so no two customers can receive the same.
Quality NCR paper ensures that your duplicate document is crisp and clear.
Perforated original.
Includes a protector board to prevent write through onto 2nd form.
Spiral binding ensures the covers and forms can be folded backwards.