an enlargement at the outer end of a drilled hole, either funnel-shaped (a countersink) or cylindrical (a counterbore)
Countersinking is a type of enlargement at the outer end of a drilled hole.
an enlargement at the outer end of a drilled hole, either funnel-shaped (a countersink) or cylindrical (a counterbore)
Countersinking is a type of enlargement at the outer end of a drilled hole.
an enlargement at the outer end of a drilled hole, either funnel-shaped (a countersink) or cylindrical (a counterbore)
an enlargement at the outer end of a drilled hole, either funnel-shaped (a countersink) or cylindrical (a counterbore)
Explore more related entries to look up.