Precise 3 Flute M42 8% Cobalt Solid Cap Screw Counterbore, 5/16″ Size, 11/32″ Pilot, 1/2″ Cutting Dia., 7/16″ Shank Dia., 5″ OAL

• Straight Shank
• Right Hand
• Integral Pilot, one piece construction Counterbores provide a more accurate hole when requirement is to allow space to accommodate the head of a screw or bolt.
• Counterbore supplied with attached pilot.
• Series: C9

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