The Starrett S229GZ 5-Piece Telescoping Gage Set with Case will be used for determining the true size of holes, slots and recesses. With hardened and radius ground contacts, the Starrett telescoping gage allows proper clearance on the smallest hole the gage will enter. The Starrett S229GZ utilizes constant spring tension that gives uniform pressure. Features: * Handle has one ridgid attached contact arm and one spring tensioned telescoping contact arm * Both plungers are easily locked at any desired setting * Set of five in case What"s In The Box: * Starrett S229GZ 5-Piece Telescoping Gage Set * 1-1/4-inch to 2-1/8-inch Gage * 3/4-inch to 1-1/4-inch Gage * 1/2-inch to 3/4-inch Gage * 2-1/8 to 3-1/2-inch Gage * 3-1/2 to 6-inch Gage * Case