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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
Please note that Prometheus's spindle has special bit requirements and so we have our bits custom-made
the Prometheus mill itself is $2
We want to do the same
and they are carbide tools made in the US
Apply a "puddle" of mineral oil over the surface of the board before cutting so that the copper and fiberglass chips/dust stay suspended in the oil and out of the air
End Mill 19.7-Mil Diameter, Square Profile 5-Pack bit Please note that Prometheus's spindleA premium PCB end mill capable of 20 mil isolation. The square profile means you'll cut very precise (repeatable) gaps across the surface of the board. At 20 mils in diameter, it is more robust than the smallest end mills we carry. Made from submicrograin carbide. Pack of 5