General Contractor

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Tools by Trade: General Contractor

Tradesmen depend on innovative products that meet their needs on the jobsite. Whether its performance they can trust or a product that outlasts the competition, tradesmen seek out tools that help them get the job done faster. The IRWIN® VISE-GRIP® brand is legendary for innovative pliers and wrenches that tradesmen trust enough to ask for by name. While the IRWIN STRAIT-LINE® brand has been the category leader in marking and layout for decades.

General Contractor FAQ

I recently purchased a cargo trailer. There are 2 screws that hold the license plate bracket on. I cannot identify the screw drive type. At first glance I thought it was a Torx head, but upon closer examination and trial I noticed that the star has 8 points instead of 6. The points are not as prominent as a Torx. Can you identify it?

Unfortunately I cannnot. However, I've run into this once before. If it has... Read more

How do you sharpen your 1"speedbor ship auger bit ?

You should use a small triangular file. Your local hardware store may even ... Read more

I recently purchased an old 13 piece set of IRWIN Solid Centre Stem Auger Bits from a used tools store for use in a hand-brace. The bits came in a wooden box with a swing-out lower drawer, and a black descriptive label on the inside lid. The box label says "1 set 20 1-2 quarters". What do these numbers mean? The bit numbers are 4, 5, 6, 7, 8, 10, 12, 14, and 16.

The 4, 5, 6 etc refers to the size in sixteenths. 4 is 4/16 or 1/4". 6 is 6... Read more