C.H. Hanson 10016 Brass Interlocking Stencil Number Set, 6 inch, 14 Pieces (missing number 1) 

Contains 14 pieces as follows:  2 3 4 5 6 7 8 9 0 0  Others 1- Hyphen, 1-Decimal Point, 2-Spacers

Note: The missing #1 is a really simple piece to fix.  Just take one of the included solid spacer pieces and cut a rectangle #1 in the center. Easy to cut with a Dremel or sharp utility knife.