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Counterbore Screws
12-point Flange Screws, Counterbore Screws, Ferry Head Cap Screws or Counterbore Screws, feature a 12 point head and a flanged bearing surface. Usually fully threaded, the 12-point design provides for higher tightening torque, without edge rounding and they are covered under ASME Standard B18.2.1
Counterbore Screws Diameters
Counterbore Screws are available on the FCH Network with Imperial/US diameters that range from #0 to 2 and with Metric diameters that range from M2.2 to M30. The length of Counterbore Screws is usually measured from the point to the underside of the head.
Counterbore Screws Lengths
Counterbore Screws are available on the FCH Network with lengths that range from 3/16 to 12 1/2.
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Counterbore Screws Materials
Counterbore Screws are available on the FCH Network in materials that range from Steel to Plastic
Counterbore Screws Finishes
Counterbore Screws are available on the FCH Network in finishes or coatings that range from Plain to Silver