– Reduced area above the flute prevents the drill bit from binding while drilling –  the full usable length can be utilized.
– Chrome vanadium shaft through-hardened to 50-53HrC.
– Patented tip and flute design removes dust more efficiently – up to 25% faster than other bits.
– Shot-peened, double-tempered finish reduces breakage.
– Hot isostatically pressed to extend life and resist breakage.
– Copper braze material gives high heat resistance for reduced tip loss.
– All tips made to ANSI specifications