GZ03210 | Groz Double End Scriber With Point & Chisel End FEATURES Double End Scriber Steel Body Point And Chisel End 170mmSteel body scribers for machinists engravers mechanics and craftsmen. Basic tool for scribing and marking Scribers can be used on metal glass plastics and ceramics. Scriber points are hardened 55-60 HRC. Scribers are finely tapered permitting better sighting during work.