Armstrong 54-607 10 Piece 12 Point Full Polish Stubby Ratcheting Combination Wrench Set Ratcheting Box End Speeds the Removal / Installation of Fasteners Ratcheting Box End Incorporates a 72 Tooth Precision Machined Gear for a 5Degree Swing Arc Enclosed Ratcheting Box End Adds Strength By Reducing Dirt and Debris Infiltration Thin Walled, Low Profile Ratcheting Box End Allows Easier Access to Confined Fasteners