Starrett 61 "Reliable" Try Square, 3-1/2" Beam Length, 6" Blade Length Sizes:UNF: 6-32

Sizes:UNF: 6-32

Life-span: >50000 Hrs

12mm In-Hex Sockets 1/2" Drive x 55mm Long

Great for mild & galvanised steels

Stainless Steel: 1mm

Starrett 61 "Reliable" Try Square, 3-1/2" Beam Length, 6" Blade Length Sizes:UNF: 6-32Popular with machinists, toolmakers and patternmakers, these squares have sliding blades permitting use as a precision or try square. Etched and black filled for legibility, the blades are available in Imperial with 1 8", 1 16", 1 32" and 1 64" graduations, or metric with millimetre markings on one face and millimetre and half millimetre markings on the other. The faces of the stock are ground square. Blades lock securely in any position from full