Check the listing for details. 58510 Norseman / Viking SPRSQ3 10pc Screw Extractor Set Left Hand Bits NEW. Condition: New. Listed at 52.79 USD. 10 Pcs Spiral Bolt Extractor Set w/ Gold Finish #1-5 Norseman/CTD BR-10/585103/32", 1/8", 3/16", 1/4" & 5/16" These are high-molybendum drill bits with 135* split point. The set comes in the new water tight container.This is a really GREAT SET!!!• Special Hi-Molybdenum tool steel.• 135° split point for fast penetration and accurate startingwithout center punch.• Precision ground point, flutes, body, clearance and drilldiameter for the ultimate in accuracy and performance.• Body and clearance are gold surface treated formaximum lubricity.• Heat treated at 2185° F and then nitro-carburize finished at950° F to be measurably harder than high speed steel.• Space age nitro-carburized steel withstands substantially higherdrilling temperatures while maintaining sharpness.• Recommended for use in work hardening grades of stainlesssteel and other hard metal drilling applications.I am a Norseman Dealer, we have everything to meet your cutting tool needs, email me for replacement drills and special orders and I will create an Ebay listing for you!Combined shipping is offered on many of items, when you're finished shopping please request an invoice for your combined shipping discount. Check out our other items! http://stores.ebay.com/reddingfasteners/Be sure to add us to your favorites list!