Bonded Carbide JR 3/4" SQUARE X 5" High Speed Steel COBALT Tool HSS Blank
T5 typical analysis (%): C 0.8; W 18.5; Cr 4.0; V 1.75; Co 8.0; Mo 0.8 – the ultimate in HSS for heavy duty cutting. Has a combination of red hardness and toughness that results in outstanding performance.