Draper Engineers Precision Square - 100mm Faithfull Engineers Square - 50mm Faithfull Engineers Square - 100mm Faithfull Engineers Square - 150mm Faithfull Engineers Square - 230mm Faithfull 4 Piece Engineers Square Set Sealey Precision Steel Square - 100mm Sealey Precision Steel Square - 150mm Sealey 4 Piece Precision Steel Square Set Faithfull Engineers Square - 75mm Draper Engineers Precision Square - 150mm