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How do you drill through a steel lintel?

How do you drill through a steel lintel?

by | Sep 24, 2014

Pilot the hole first with a 3-4mm multipurpose drill bit. Then swap to a titanium coated drill bit to cut through the steel. To assist on a thick lintel try the following tricks: 1) Swap between a traditional drill bit and a bullet tip bit, this changes the cutting...