Airgas - V0539490 - Viking® Type 240-UB Letter D X 4" Nitro Carburize Hi-Molybdenum Tool Steel Ultra Bor Super Premium Heavy Duty Jobber Length Drill Bit With Straight Shank And 2 3/4" Spiral Flute (12 Per Pack)

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Viking® Type 240-UB Letter D X 4" Nitro Carburize Hi-Molybdenum Tool Steel Ultra Bor Super Premium Heavy Duty Jobber Length Drill Bit With Straight Shank And 2 3/4" Spiral Flute (12 Per Pack)

SDS

Airgas Part #:V0539490

Manufacturer Part #:39490

$4.64 /Each

Package Size Options

$55.68 Pack 12 Each / Pack

Each

Enter multiples of 12 Each

Viking® Type 240-UB 4" Nitro Carburized Ultra Bor Super Premium Screw Jobber Length Drill Bit with straight shank is made of hi-molybdenum tool steel. Size D drill bit with 2 3/4" spiral flute features space age nitro-carburized steel that maintains sharpness and has capacity to withstand higher drilling temperatures. Heavy-duty bit has 135 deg split point for accurate starting and fast penetration without a center punch. Bit featuring low temperature stress relief enhances toughness and lubrication. It is used for tough drilling applications and for work hardening grades of stainless steel. It meets NAS 907B standard and is sold as 12 per pack.

Special Hi-Molybdenum tool steel
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
Ultra Bor will substantially outperform cobalt drills in work hardening stainless steel and other tough drilling applications
Ultra cut super premium
Low temperature stress relief improves lubricity and toughness
Drills are heat treated at 2185° 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

Brand Name

» Type 240-UB

Drill Material

» Hi-Molybdenum Tool Steel

Flutes

» Spiral

Drill Coating

» Nitro Carburize

Shank Style

» Straight

Drill Type

» Jobber Length Drill Bit

Overall Length

» 4 in

Flute Length

» 2 3/4"