10pcs for sale HSS Cobalt drill bit Armstrong 1/8 5/32 3/16 1/4 Industrial drill bits

Premium HSS fully-ground drill bit for drilling holes in metal and stainless steel, DIN 338 compliant

This fully-ground bit made of HSS (high-speed steel) enables up to 40% faster drilling rate and up to 50% lower feed pressure than standard-ground HSS drill bits with chisel edges. This bit is designed for drilling holes in alloyed and non-alloyed steel, cast steel, cast iron, sintered iron, malleable cast iron, non-ferrous metals and hard plastics.

𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀 & 𝗕𝗲𝗻𝗲𝗳𝗶𝘁𝘀

☑️ High speed steel ensures the bits super hard, sharp and cutting effectively with impressive performance in cutting metal, plastic, and wood etc. with long tool life

☑️ All drill dimensional & tolerances conform to ASME/ANSI B94.11M drill standards or USCTI - United States Cutting Tool Institute (formerly MCTI)

☑️ Fully ground process ensures excellent chips moving, and 135 deg chisel angle with split point provide accuracy start for quick penetration without Walking and less Logging

☑️ Precision treatment makes drills durable toughness, withstands heavy duty operation, resists corrosion and lubricates the drill bits better for cutting smoothly

𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀

☑️ Suitable for drilling applications into alloyed and unalloyed steel, heat treated steel and cast iron as well as aluminum profiles for everyday jobs

𝗦𝗶𝘇𝗲𝘀 𝗔𝘃𝗮𝗶𝗹𝗮𝗯𝗹𝗲

☑️ 𝟭/4 - 10 pcs per tube

☑️ 1/8 - 10 pcs per tube

☑️ 𝟯/16 - 10 pcs per tube