Carbide tipped Counterbores


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We had these counterbores custom made for us by one of the top tooling manufacturers here in the USA.

These are a 3-flute, interchangeable pilot  carbide tipped counterbore. They are built to work with our titanium screws and caged bearings. They will accept pilots with either a 3/32″ or 1/8″ shank depending on counterbore size. Pilots must be purchased separately.

Carbide tips brazed to alloy steel bodies. Polished flutes.                           Tool diameter tolerance: +.001″/-.000″.
Shank diameter tolerance: +.0000″/-.0005″.
Corner radius: 1/64″.

Additional information

Weight 2 oz
Dimensions 3 × .5 × .5 in

.265, .345, .360, .423, 1/2", 1/4", 3/8", 5/16"