Our SHOCKWave™ impact-duty 2 in PH3 driver bits provide the ultimate fit for a great driving experience. The optimized SHOCKZONE™ shanks are customized per tip type to absorb peak torque and prevent breaking. The long-lasting Wear Guard™ tip provides increased wear resistance, protecting the fit over the life of the bit. The customized tip geometry leads to less stripping of screws on the job site.