Round back follows curves. Pak of 12. Mfg: Grobet File Co. Of America Inc SPECS: 5 1/4" (13.3cm) long. Size 1 – .0120" (.30mm) thick, .0240" (.60mm) wide. Size 4 – .0150" (.38mm) thick, .0307" (.78mm) wide. Size 6 – .0173" (.44mm) thick, .0370" (.94mm) wide. Size 10 – .0215" (.55mm) thick, .0510" (1.3mm) wide.
