The TSS CTD Drill Bits are tungsten carbide tipped and manufactured from high-grade tool steel. They are purpose-made for drilling hard steels, cylinders, and drill-resisting hard plates.
A wid...
These Labor cobalt HSS metal drill bits from Forgefix are manufactured from alloyed high speed steel with 5 percent cobalt, which gives the drills an extreme hardness factor. Due to full grinding dur...