Silver & Deming Drill
Viking 41/64 X 1/2 Shank Type 280-UB 135? Split Point Super Premium High Speed Steel Silver & Deming Drill

Silver & Deming Drill

Made In The USA
Item #: 01-912-305
Size Type: Fractional
Size: 41/64"
Shank Size: 1/2"

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Super premium drill


  • Space age nitro-carburized steel withstands higher drilling temperatures while maintaining sharpness.


  • Although (UB) Ultra bore drills will substantially outperform cobalt drills in most stainless steel, it is recommended that cobalt drills to be used in the machining of free machining stainless steels such as 400 series & 303 materials along with titanium alloys.


  • 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.
  • Special Hi-Molybdenum tool steel.
Viking 29630 41/64" x 1/2" Shank Super Premium HSS Silver & Deming Drill
Product Specifications
Size Type Fractional
Size 41/64"
Shank Size 1/2"
Drill Point Angle 135°
Tool Material Premium Grade High Speed Steel
Finish Coating Black & Bronze
Flute Length 3"
Overall Length 6"
Application Large Hole Drillig over 1/2"
Cutting Direction Right Hand
Decimal Size .6406"
Drill Type Reduced Shank
First Choice For: Stainless Steel
Flute Shape Spiral
Flute Surface Ground & Black
Grade M2
Manufacturing Method Standard
No. of Flutes 2
Point Sharpening Type Split Point
Prop. 65 Yes
Series TYPE 280-UB
Shank Style Reduced w/3 Flats
Single or Double End Single
Taper Per Side Viking 41/64" X 1/2" Shank Type 280-UB 135° Split Point Super Premium High Speed Steel Silver & Deming Drill
Type Silver & Deming Drill
Workpiece Material Range Steel, Stainless Steel, Non-Ferrous, Cast Iron, Plastics
weight 0.4187 lbs
Prop 65 Warning Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.

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