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LEFT Hand Drill Bits - U.S.A.
? Need for screw and bolt extractor may be eliminated, ideal for drilling broken studs
? Left hand spiral drill may loosen the bolt stud while drilling a hole for use of the screw and bolt extractor
?LEFT HAND Series Type 190AL MAGNUM Super Premium Drills outperform ordinary drills by penetrating faster & lasting longer
? Special Hi-Molybdenum tool steel
?135§ Split Point for fast penetration and accurate starting without center punch
?Precision ground point, flutes, body, clearance and body diameter for the ultimate in accuracy and performance
?Body and clearance are gold surface treated for maximum lubricity
?Heat treated at 2185§ F and the nitro-carburize finished at 950§ F to be measurably harder than high-speed steel
?Space age nitro-carburized steel withstands substantially higher drilling temperatures while maintaining sharpness
?Recommended for use in work hardening grades of stainless steel and other hard metal drilling applications
?We have carried the 190AL series drill for the past 22 years and have yet to come across a better drill for the money
Proudly made in the U.S.A. 