Irwin 29 Pc. Titanium Turbomax Speedbor Bit Set HA3018011
Turbomax Titanium Nitride Speedbor Drill Bits were made to out perform all others in the repetitive metal drilling category. The Titanium Nitride coating extends the life of the bit, lasting up to ten times longer than standard high speed steel drill bits. The tin coating acts as a lubricating feature that reduces friction during metal drilling.