Speed Wrench to 9/16 Rachet – Modern Studio Equipment.
Jaeger 9/16 Inch TIGHTSPOT Ratcheting Wrench with Upgraded 4° Ratcheting Precision and Hardened, Polished Steel for Projects with Tight Spaces - Amazon.com
Tekton - 1/4 Inch Drive 6-Point Socket and Ratchet Set, 29-Piece (5/32-9/16 inch) - 11666120 - MSC Industrial Supply
Proto Stanley Industrial JSCV18F Black Flexible Ratchet Wrench 9/16" - Amazon.com
Klein Tools - Ratcheting Box Wrench Set: 7 Pc, 1/2 x 9/16″ 1/4 x 5/16″ 11/16 x 3/4″ 13/16 x 7/8″ 3/8 x 7/16″ 5/8 x 3/4″ & 5/8 x 11/16″ Wrench, Inch - 82434093 - MSC Industrial Supply