No 7 industrial ware & building materials opp hostel k Abuja by pass mile 3 port Harcourt city
UST AROUND MILE 3 PORT HARCOURT CITY
An HSS cobalt drill bit is a heavy-duty cutting tool made from high-speed steel alloyed with 5% to 8% cobalt, designed for drilling tough materials like stainless steel, cast iron, and titanium. It is best used for high-heat, industrial metal applications where standard bits quickly lose their edge.