Norseman Drill & Tool
Norseman RSP-21 Jobber Length Reduced Shank 21 Piece Drill Bit Set 92170
Norseman RSP-21 Jobber Length Reduced Shank 21 Piece Drill Bit Set 92170
Special Hi-Molybdenum tool steel.135 split point for fast penetration and accurate starting without a center punch. Precision ground point, flutes, body, clearance and drill diameter for the ultimate in accuracy and performance.
Magnum Super Premium Jobber Length Reduced Shank Drill Bit Set
Type 128-AG NAS 907B Special Hi-Molybdenum tool steel.
135 split point for fast penetration and accurate starting without a center punch.
Precision ground point, flutes, body, clearance and drill diameter for the ultimate in accuracy and performance. Body and clearance are gold surface treated for maximum lubricity, with a 3/8" reduced shank.
Drills are heat treated at2185 F and then 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.
Set includes 1/16" thru 1/4" by 64ths, 9/32" thru 1/2" by 32nds. Organized in an Indexed Metal Case.
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