Having the right tool to do a job makes all the difference in the world. We needed a tool to cut a round hole in the core support of our '73 C10 and this air saw was just the tool to do the job. We cut the hole in less than two minutes, and the best part is that this tool is available from Harbor Freight for less than a Jackson. This is the best 20 bucks we've ever spent. How cool is that?
1. Central Pneumatic's saw...
1. Central Pneumatic's saw (item number 113-1VGA at harborfreight.com) is lightweight and will cut through sheetmetal up to 16 gauge thick. Three blades of varying tooth count are included. The handy blade guard is also adjustable to set the dept of the cut.
2. When cutting a hole, you'll...
2. When cutting a hole, you'll need to drill a starter hole to sink the blade into. After scribing the diameter of the hole, we center punched a drill mark just inside of it.
3. Next, we drilled a 3/8-inch...
3. Next, we drilled a 3/8-inch hole into the core support and then inserted the saw blade. With 90 psi coming from our Bend Pak air compressor, the saw cut a clean path through the metal like a hot knife through butter.
4. Here's a look at the edge...
4. Here's a look at the edge left by the fine tooth blade. It only required minor sanding to knock the burrs off of.
5. The result of our handy...
5. The result of our handy work: a ram air intake tube from Spectre stealthily hidden in the core support of our C10.