Precise H.S.S. 1/2″ Shank 12″ Extra Long Drill, 37/64″ Size, .5781″ Decimal Size

• H.S.S. – High Speed Steel
• Hardness: 58 to 60 RC
• Finish Coating: Black Oxide With Polished Flutes
• Flute length: 9″
• 2 Flutes
• Flute Shape: Spiral
• Right hand
• 118 provides quick penetration.
• Good wear resistance in mild steels, soft metals (aluminum, copper, brass bronze) non-ferrous materials.
• Workpiece Material Range: Steel, Non-Ferrous, Cast Iron, Plastics

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