5 Rules for Driving Deep-Hole Insert Drills

Courtesy of Modern Machine Shop. By Matt Danford, Senior Editor of MMS

“As much as our customers want it to be a finisher, a drill is still a roughing tool,” says Salvatore DeLuca, product manager at Allied Machine and Engineering. “It’s always going to cut slightly oversized.”

Nonetheless, he says it is easy to understand high expectations for replaceable-tip drills like those manufactured by Allied, a specialist in holemaking tools. In the right application, the latest offerings can leave holes straight and smooth enough to make dedicated finishing tools unnecessary.

(Read the whole article on Modern Machine Shop)

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