Pryor supply a full range of single metal letter and number stamps, so if you only need a few characters, you can buy them from here
Pryor’s Reverse steel hand stamps are now available as single items, so if you only need a few characters, you can buy them here
PRYOR Marking Punch Set - TIF-H10 - Light Tool Supply
Steel Hand Stamps - Symbols
Pryor 4.0mm (5/32) REVERSE FIGURE PUNCHES (SET-10) PR10040
Pryor Alphanumeric Imperial Fount Set, 5 mm (3/16) - TIFH050 - Penn Tool Co., Inc
Hand Tools & Hand Stamps, Metal Marking
Steel Hand Stamps, Letter & Number Stamps
Reverse Steel Hand Stamps
Reverse Steel Hand Stamps
Steel Hand Stamps - Symbols
Made from quality controlled chromium tool steel allied to precise heat treatment for maximum durability Hardness is reduced at the striking end to
PRYOR REVERSE PPR27030 Premium Reverse Sharp Faced Hand Stamp Letter Set, 1/8 Character Size, 3 mm