Century Drill And Tool Black Oxide Drill Bit 31/64″ Reduced 3/8″ Pro Grade Brand_Hitachi MasterSeal NP 1 reduces sound

MasterSeal NP 1 reduces sound transmission in partition systems to support high STC values by sealing spaces around cut-outs and at perimeters of partitions

Deep corrugations enhance flexibility and maneuverability of connector during installation

Heat treated body to assure stability and uniformity from tip to shank

1/2” Male Threaded (front or rear)

Die Cast Zinc Body

Century Drill And Tool Black Oxide Drill Bit 31/64″ Reduced 3/8″ Pro Grade Brand_Hitachi MasterSeal NP 1 reduces soundDesigned for drilling soft metal, mild steel, wood, plastic and PVC Manufactured from industrial high speed steel surface treated for high performance and long life Black Oxide drill bits offer 8 times Life Rating when compared to standard 135 degree point drill bits