Country of Origin: United States of America
Dimensions:
3-D Test (Larger Ring): 11.4 x 6.7 x 1cm (4 1/2 x 2 5/8 x 3/8 in.)
3-D Test (Smaller Piece): 8.3 x 1.9cm (3 1/4 x 3/4 in.)
Materials:
Steel
These are wrenches for adjusting casings holding gyroscopes for rockets and were developed by the Reaction Motors Division, Thiokol Chemical Corp.
Found in collection. Donor may be Reaction Motors, Inc., Thiokol Chemical Corp.