Cobalt Drill Bits Ideal for drilling into hardened steel.
Yes, there is. You use a tungsten or cobalt coated drill bit for this.
Carbide steel or diamond tips.
A drill is made of steel and plastics
with a drill bit
A tungsten coated drill bit.
Drill bits are made from steel. Specialized bits have enhancements to the steel to increase hardness or maintain sharpness. Magnesium, tungsten, titanium, chromium, vanadium, and molybdenum are elements added to steel for special purpose uses. A few types of extremely specialized bits don't use steel. For example, a bit designed to drill through glass will have a cutting edge of an abrasive such as diamond chips.
yes
Cobalt drill bits are good
Drill bits are made of steel, and often coated with titanium or cobalt.
You have to use the hardest, most expensive drill bits you can find. Use a drill press when possible, and cutting paste. Use a slow speed and firm pressure. If you use a high speed, too much heat is generated and the steel will harden and blunt the drillbit.
Stainless Steel.