It has a Dual-Face Design, 1-1/4" round face on one side and a1-1/8" square face on the other.
Vintage FAIRMOUNT 161G Round & Square Face Autobody Hammer / Sheet Metal Shaping
Vintage Fairmount 162-G Round Waffle & Square Face Shrinking Body Hammer
Vintage Fairmount Body Hammer No. 150-G USA
Vintage Fairmount Curved Dolly Spoon Auto Body Repair Tool
Vintage Fairmount 161-G Auto Body Bumping Hammer (Made in Cleveland U.S.A.)
Vintage Fairmount auto body curved slapping spoon hammer dolly tool