Cut or repair damaged threads in pipe fitting Made from tough carbon alloy tool steel to cut threads and repair damaged threads in pipe fittings.For use in steel and non-ferrous metals. Product Information Brand WALTER Part # 02C500 Kit 1/8, 1/4, 3/8, 1/2 NPT Taps Length Various Origin Country CN Product Type Taps Size Various Thread Pipe Product InformationMade from premium grade HSS for extended life Precision ground threads for free cutting action Geoemetry is ideal for through or blind holes Bright finish for added lubricity Hardened and tempered for longest life Square shank for use with standard sSuggested ApplicationCutting new threads in a variety of materials Use in steel and non-ferrous metals Used to produce a tight sealing thread Used mainly on threaded pipe and pipe fittings