... 3)best quality&price prompt delivery BLADE MATERIALSGBDINJISASTMISO9CrSi90CrSi5———6CrW2Si60WCrV7——60WCrV27Cr7Mo2V2Si————Cr12MoVX165CrMoV12———Cr12Mo1V1X155CrVMo12-1SKD11D2160CrMoV12W18Cr4VS18- ... blade are manufactured by 9CrSi, 6CrW2Si, SKD11, Cr12MoV, H13K, HMB, W18Cr4V of these high quality alloy tool steel. The edge ... of the guillotine shear blade is very sharp, and ...