You are buying all 5 coinsSilvered (silver coating over bronze)Sizes: 19-21mmMost appear to be Gallienus and Claudius II Gothicus

Claudius II - some silvering remainsAE antoninianus Size: 18mm Weight: 2.6 grams Obverse: IMP C CLAVDIVS AVG, radiate, cuirassed bust right Reverse: AEQVITAS AVG, Aequitas standing left, holding scales and cornucopiae

Claudius II AE antoninianus Size: 17mm Weight: 2.4 grams Obverse: .... CLAVDIVS..., radiate, cuirassed bust right Reverse: Uncertain reverse

Claudius II AE antoninianus Minted in Antioch Size: 19mm Weight: 3.52 grams Obverse: IMP C CLAVDIVS AVG, radiate, cuirassed bust right Reverse: CONSER AVG Serapis standing left, right hand raised, left hand holding sceptre, Γ in ex.Reference: RIC 201

Claudius II Hoard found patinaAE antoninianus Size: 22mm Weight: 2.96 grams Obverse: IMP C CLAVDIVS AVG, radiate, draped, cuirassed bust rightReverse: IVNO REGINA, Juno standing left holding patera and sceptre, peacock at feet, B in ex References: RIC 212, Cohen 133. Sear5 11343.

Claudius II AE antoninianus Size: 19mm Weight: 3.23 grams Obverse: IMP C CLAVDIVS AVG, radiate, cuirassed bust right Reverse: FIDES AVG Mercury standing left with purse and caduceus, Z in ex

Claudius II Size: 25mm Weight: 8.74 grams Obverse: IMP CAES CLAVDIV Radiate, draped and cuirassed bust rightReverse: ANTIOCH CL / S R Vexillum topped by eagle between two standards

Claudius II AE antoninianus Size: 21mm Weight: 2.77 grams Obverse: IMP C CLAVDIVS AVG, radiate, cuirassed bust right Reverse: SPES PVBLICA, Spes standing left, holding flower and raising robe 

Claudius II Size: 20.5mm Weight: 3.9 grams Minted in Antioch Obverse: IMP C CLAVDIVS AVG, radiate bust LEFT Reverse: SALVS AVG, Apollo standing left, holding branch and leaning on upright lyre 

Claudius IISize: 21mm Weight: 4.1 gramsObverse: DIVO CLAVDIO radiate bust right Reverse: CONSACRATIO, Flaming altar with horned roof. 4 panels on altar, dot in each panel

Claudius IISize: 18mm Weight: 3.0 gramsObverse: IMP CLAVDIVS AVG, radiate bust right Reverse: PROVIDENT AVG, standing left, legs crossed, leaning on column, holding baton and cornucopiae, globe at foot. Mintmark in left and right field and below

Claudius IISize: 18mm 3.7 gramsObverse:...CLAVDIVS....Radiate head rightReverse: Minerva holding spear and branch/palm?