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Ships within 48 hours · Estimated delivery Oct 13 - Oct 18
Cobalt spot weld drill bits are made from premium cobalt steel for a longer useful tool life
End cap reduces runout and vibration
Non-acidic & contains no petroleum solvents
It is non-dripping non-hardening permits quick easy disassembly and removal of connections even after lengthy service or severe conditions
642 Inch Diameter: 5/8 Inch
1/16 Inch 135 Degree Split Point Gold Nitro-Carburized Hi-Molybdenum Tool Steel Jobber Length Drill Bit - Shop Pro Best Seller Cobalt spot weld drill bitsPremium Jobber Length Drills are made from Special Hi Molybdenum tool steel. 135 split point for fast penetration and accurate starting without a center punch. Precision ground point body clearance and drill diameter for the ultimate in accuracy and performance. Body and clearance are gold surface treated for maximum lubricity. Drills are heat treated at 2185 F and then nitro carburize finished at 950 F to be measurably harder than high speed steel.
US$ 17.57
US$ 100.04