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Titanium Nitride coating adds lubricity and hardness, enhancing chip flow, finish hole quality, and drill life.

Right Hand Hi-Helix Flutes - Ground Thread - High Speed Steel • Semi-bottoming style can be used for plug or bottoming applications  • Helical flutes provide shear cutting to facilitate evacuation of chips from the hole.

 52º Helix Angle - Can be used for plug or bottoming applications •Allows for threading close to bottom or blind holes •Recommended for tapping deep holes in copper, brass, aluminum and other soft ductile materials

Unit of Measure

Specifications

Spiral °

N/A 52°

Size

N/A 4.50 x .75

No. of Flute

N/A 3

D Limit

N/A D4

Manufacturer

N/A Viking Drill & Tool

Qty. per pack

N/A 1
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