※ Heavy duty stainless steel

※Steel blades remove inner and outer burrs

※With long handles for comfortable leverage,easily expand 5/16"to 1-5/8"O.D. ※Use on 0.063" wall soft copper and aluminum to 1-5/8" O.D.(anneal hard copper prior to use) ※Use on 0.047" wall soft steel to 7/8" O.D. ※Kit includes six expander heads ※three optional sizes sold separately ※Deburring tool,carrying case,instructions

※ High performance vacuum pumps in high speed two stage models and economical single stage model ※ Operating on 110V or 220V,60Hz or 50Hz ※ Lighter and more powerful.

※ UL CSA certificated

※ Instant, loud, audible alarm ※ Use near sinks, sump pumps and water heaters ※ 9V battery (not included)