Precise H.S.S. Straight Shank Core Drill, 7/8″ Size, 6-1/8″ Flute Length, 10″ Overall Length

• H.S.S. – High Speed Steel
• Hardness: 58 to 60 RC
• Series: A27S
• For enlarging existing punched or drilled holes.
• Straight shank is to be used in a chuck or collet and sized proportionally to the drill diameter.
• Used with either portable or stationary machines.
• For enlarging holes in normal steels, cast iron, and a variety of other ferrous and non-ferrous metals and alloys.
• For optimal performance and extended tool life, use of suitable lubricating/cutting oils or appropriate coolant fluids is recommended.
• Right hand (clockwise rotation) cutting direction.
• Standard 3 or 4 flute design.
• Normal spiral – helical flutes.
• Straight shanks that correspond to the drill diameter.
• Normal length drills have flutes proportional to length.
• Workpiece Material Range: Steel, Non-Ferrous, Cast Iron, Plastics

Note:
Drills do not have a cutting point and are not Intended to drill initial holes.
3 or 4 flute drills will be shipped depending on our stock.

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