These bits are made from Hi-Molybdenum M7 which has a melting point of 4,753 degrees Fahrenheit! These bits will drill through the toughest steel like truck frames, stainless steel, farm implements, forgings, spring steel, grade 8 bolts, and more!The Drill Hog Challenge: Drill Hog Drill Bits will out perform and out last any bit you are using now. Put them through the test! The item "Drill Hog 29 Pc Left Hand Drill Set HI-Moly M7 Drill Bit Set Lifetime Warranty" is in sale since Thursday, January 12, 2017. This item is in the category "Home & Garden\Tools\Power Tools\Drill Bits". The seller is "drillhog" and is located in Sunburst, Montana. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Russian federation, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica.