There are three tool options to consider when drilling large-diameter holes in thick steel: twist drill bits, hole saws and annular cutters. 1. Twist drill bits. Especially in steel thicker than ¼", ...

HIBBING -- Scott Allison looks bemused when asked about his company's recent expansion. It was April 2009, and the country still was mired in the recession. The construction and mining industries -- ...

Drill bits are so cheap that when one is too chowdered up to keep working, we generally just toss it out. So you might expect a video on sharpening drill bits to be somewhat irrelevant, but [This Old ...

Precision Twist Drill (www.precisiondormer.com) recently joined the Dormer Group, to form Precision Dormer. From now on, the two companies will act as one unit ...

Precision Twist Drill became part of the Dormer Group, and the companies formed Precision Dormer (www.precisiondormer.com) for the NAFTA region. The companies now will act as one unit, to offering a ...

Busch & Co have developed the special twist drill 203HM to set drillings for uptakes of retaining or positioning pins for attachments. The twist drill is made out of finest grain carbide. The new ...