SNAP ON TOOLS USA. VINTAGE ROUND BAR BOX SPANNERS. XM2024 20MM – 21MM. XM2223 22MM – 23MM. VINTAGE TOOLS I THINK THEY MIGHT DATE FROM LATE 1950’S – EARLY 60’S? , THEY HAVE A FEW LITTLE MARKS AND SIGNS OF USE BUT ARE BY FAR THE BEST EXAMPLES OF THEIR TYPE I HAVE EVER HANDLED, PLEASE STUDY THE PICTURES CAREFULLY AND MAKE YOUR OWN MIND UP. PLENTY OF PICTURES AS I’M SURE THESE WILL APEAL TO COLLECTORS AS WELL AS FOR USE. ANY QUESTIONS PLEASE FIRE AWAY.