QST 6pcs Hex Shank HSS Screw Spiral Point Thread American Plug Hand Tap Drill Bits Combination 1/4 '' Hex Twist Tap Drill 4341 HSS Screw Countersink 6-32/8-32/10-24/10-32/12-24,1/4-20

Features and BenefitsFor cutting all types of internal threadsStandard pipe and metricMade to exacting specificationsTough carbon tool steel for long lifeCut cleaner more accurate threads and lasts longerRight-hand thread taps in plug, taper and bottoming stylesDrill size permanently marked on each tapDrill size 36

High carbon steel fractional machine screw plug taps are ideal for cutting right-hand internal threads
Plug taps have 3 to 5 threads chamfered for general purpose applications when tapping to the bottom of a hole is not critical
Required drill size is permanently etched on the tool for quick and easy reference.
High carbon steel fractional machine screw plug taps are ideal for cutting right-hand internal threads
Plug taps have 3 to 5 threads chamfered for general purpose applications when tapping to the bottom of a hole is not critical
Required drill size is permanently etched on the tool for quick and easy reference.

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Vermont American 20060 6-32 NC High Carbon Steel Machine Screw Plug Tap;