This is a simple and reliable blade frame type. This knife does not need to lubricate or disassemble for cleaning. It is absolutely rustproof. This knife is not series production, they are produced in small batches6-8 pieces. Blade thickness: 3 mm. Handle material: titanium, g10. Hardness (hrc): 60-61 hrc. The length in the collapsed position 115 mm. The length in unfolded position 195 mm. Blade length 79 mm. This item is made of titanium and steel d2, g10.