WALTER - 5/16-18 UNC SST POWER TAP - 03B551

Specially designed for use on reversible portable drills, SST power taps are guaranteed to tap faster and last longer than standard taps in steel, stainless steel and other ferrous or non-ferrous metals. SST power taps eliminate slow hand tapping to increase productivity and reduce overall tapping costs.
Made from premium grade HSS for extended life
Available in plug geometry
Spiral point is designed to eject chips through the bottom of the hole
Special bronze SST surface treatment for extreme lubricity and life
Long & resistant shank for tapping deep holes
3 flats to fit any drill chuck without slippage