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Yankee - 303-0.375 - Counterbore with Built-In Pilot, High Speed Steel, 3/8 in, Fractional Inch, Oversized

  • MFR SKU: 303-0.375
  • ITEM #: 5364987
  • 0 Reviews / 0 Questions
$78.95
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ITEM #: 5364987
High-speed steel counterbores are the most common choice for creating a flat-bottomed cavity at the top of the hole so that a bolt, nut, or other part is hidden beneath or sits flush with the top of the hole when installed into it. High-speed steel is less brittle than cobalt and can better withstand vibration and chattering. Sometimes known as solid pilot counterbores, these counterbores have a built-in pilot that cannot be removed and which keeps the counterbore centered in the hole to ensure...
ITEM #: 5364987
High-speed steel counterbores are the most common choice for creating a flat-bottomed cavity at the top of the hole so that a bolt, nut, or other part is hidden beneath or sits flush with the top of the hole when installed into it. High-speed steel is less brittle than cobalt and can better withstand vibration and chattering. Sometimes known as solid pilot counterbores, these counterbores have a built-in pilot that cannot be removed and which keeps the counterbore centered in the hole to ensure a level seat.
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Yankee - 303-0.375 - Counterbore with Built-In Pilot, High Speed Steel, 3/8 in, Fractional Inch, Oversized

  • Item #: 5364987
  • MFR SKU: 303-0.375
  • Technical Specification
  • Item Counterbore with Built-In Pilot
  • Counterbore Type Oversized
  • Material - Machining High Speed Steel
  • Measurement System Fractional Inch
  • Bore Dia. 3/8 in
  • For Screw Size 3/8 in
  • Pilot Dia. 25/64 in
  • Oversized Increment 1/32 in
  • Shank Dia. 1/2 in
  • Overall Length 6 1/2 in
  • Number of Flutes 4
  • Spiral Direction Right Hand

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