- A1 – Magtech
- A2 – SK or newer Lapua cartdridges
- A3 – Sellier&Bellot
- A4 – Aguila
- A5 – Remington
- B1 – RWS small Shield
- B2 – RWS, Geco, Norma
- B3 – RWS (nickel plated)
- B4 – Winchester
- B5 – CCi
- C1 – DWM
- C2 – SK Schönebeck/Elbe
- C3 – Winchester
- C4 – Federal
- C5 – CCI Stinger
- D1 – Swartklip
- D2 – Pobeda
- D3 – Eley
- D4 – Hirtenberger
- D5 – Hornady
- E1 – Winchester
- E2 – Fiocchi (made 2021 in Birmingham, lasered Headstamp)
- E3 – Sellier&Bellot
- E4 – Lapua
- E5 – Western Cartridge Company
- F1 – Sellier&Bellot
- F2 – Armscor
- F3 – Remington
- F4 – Winchester
- F5 – Kynoch Works, Imperal Chemical Industries
- G1 – VZ Vereinigte Zünder- und Kabelwerke AG Meissen
- G2 – VEB Sprengstoffwerk I Schönebeck/Elbe, copper, 1959 (now SK)
- G3 – RWS (copper)
- G4 – SOFT
- G5 – Fiocchi
- H1 – Baikal (USSR Production)
- H2 – Baikal (USSR Production)
- H3 – RWS (.22 Short)
- H4 – Cellövö (Hungary, the company text on the package reads: BANYAGYUTACSGYAR- Budapest)
- H5 – Sellier&Bellot (missing Headstamp is maybe a production error)
- I1 – Fiocchi
- I2 – VEB Sprengstoffwerk I Schönebeck/Elbe (now SK)
- I3 – Baikal (USSR Production Steel Case)
- I4 – VEB Sprengstoffwerk I Schönebeck/Elbe, copper, 1971 (now SK)
- I5 – Eley
- K1 – Winchester
- K2 – Cascade Cartridge International (Mexico)
- K3 – Sellier&Bellot
- K4 – DWM (copper case)
- K5 – CCI Stangers (Stinger special Edition)
- L1 – Hirtenberger (the right bottom dot on the other case (D4) is a 2 here)
- L2 – Remington (Yellow Jacket)
- L3 – Fiocchi (nickel plated)
- L4 – Imperial (Canada)
- L5 – RWS
- M1 – CCI Stinger
- M2 –
- M3 –
- M4 –
- M5 –
- N1 –
- N2 –
- N3 –
- N4 –
- N5 –
- O1 –
- O2 –
- O3 –
- O4 –
- O5 –
- P1 –
- P2 –
- P3 –
- P4 –
- P5 –
- R1 –
- R2 –
- R3 –
- R4 –
- R5 –
- S1 –
- S2 –
- S3 –
- S4 –
- S5 –
- T1 –
- T2 –
- T3 –
- T4 –
- T5 –
- U1 –
- U2 –
- U3 –
- U4 –
- U5 –
- W1 –
- W2 –
- W3 –
- W4 –
- W5 –