Copper-Clad Board, SINGLE-Sided, FR-4, 3-Pack copper-clad The tapered design improves strength

The tapered design improves strength and allows for higher feedrates

This router bit leaves very smooth edges

Imagine the satisfaction of holding in your hands the board you made

and neither will we

Under no circumstances should you force a bit into the spindle

Copper-Clad Board, SINGLE-Sided, FR-4, 3-Pack copper-clad The tapered design improves strengthPrometheus will mill this copper clad board into your PCB! Board is single sided FR 4 with 1 oz copper. 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. 6 in. x 4 in. Pack of 3 boards