HSS MATERIAL--SXIDPDA tap and die set are made of HSS6542, heat-treated and tempered.Durable and corrosion-free performance with satisfying longevity.
WIDE APPLICATION--Create new threads or repair damaged threads on most metals like carbon steel, cast iron, aluminum, brass, copper, and stainless steel with this tap and die kit.Tip:For every full turn forward, make sure turn the tap one half back to prevent the tap from damaging. Add proper lubricant during thread cutting operation.
ESSENTIAL FOR ANY FASTENER JOB--This large tap and die set is essential metal threading tools. They're perfect for helping re-thread damaged existing threads. All cutting teeth are precisely CNC machined and accurately heat treated to Rockwell hardness 60 HRC for best threading performance.
AFTER SALES--If you have any questions about our products, you can contact us by email, and we are very willing to serve you.