Lot of 5 Vintage USMC United Shoe Machinery Corp 

Open End Wrenches Old Tools USA

Note: There are no head size markings on these wrenches...

I measured with a caliper to get the sizes.

You get the Following (starting with the largest):

USMC Wrench No. 240 Length: 8.25" Head Size:  7/8" & 5/8"

(The makers marks aren't Visible on this wrench)

USMC Wrench No. 286 Length: 7" Head Size:  5/8" & 19/32"

(Marked C 10 on the Shaft)

USMC Wrench No. 241 Length: 5.25" Head Size:  5/8" & 3/8"

(The makers marks aren't Visible on this wrench)

USMC Wrench No. 219 Length: 5.25" Head Size:  1/2" & 5/16"

(Marked C 3 on the Shaft)

USMC Wrench No. 219 Length: 5.25" Head Size:  1/2" & 5/16"

(Marked C 2 on the Shaft)

This one is the same as the wrench above 

...only difference is the C 2 marking on the shaft.

Would make a Great Gift.  Nice ones for the Tool Collection! Please Feel Free to Make an Offer !! Let me know if you have any questions :] If you need more pictures ...let me know TY.