Unique 4-corner thread form with raised-ridge technology greatly reduces driving torque. 6-lobe drive helps prevent driver-bit cam-out resulting in easier driving and longer bit life. 316 stainless steel for seaside applications and superior corrosion resistance. Threaded approximately 2/3 up the shank to tightly draw
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.