Joe Pie puts aluminum boots on drill-press safety
Two archive lessons return, pairing a drilling warning with an animated explanation of how collets grip a part.
Why this story? The channel's weekly summary: what went up this week, what is drawing views now, and where the channel stands among similar channels.
Machinists...You'll Find This Interesting - And Avoid the Hospital !!
Things we can learn from the video
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- 1:42A drill's rotation is too fast for human reaction time to provide protection when a part catches.
- 3:03Flute edges can grab the remaining thin metal as the drill breaks through, pulling an unsecured workpiece upward.
- 8:08Joe demonstrates an anti-rotation stop made with a T-nut, threaded rod and collar.
- 9:12Resting loose material on a vise can create a pinching shear hazard if the workpiece spins.
- 11:08L-shaped aluminum boots sit in the vise to restrain a workpiece against rotation and upward lift.
Why does a drill sometimes grab a workpiece just as it breaks through? Joe Pie answers with a whiteboard before reaching for a pair of homemade aluminum "boots." The point is not simply to remember a safety rule, but to understand the force behind it.
His most-watched upload of the week revisits a lesson originally posted in May 2019. Joe explains how the drill's flute edges catch the thin metal remaining at the bottom of a hole, pulling an unsecured part upward and potentially sending it spinning. Human reflexes are not much of a defense. "It doesn't actually fall into the hole. It's actually pulled into the hole," he says.
The practical demonstrations include an anti-rotation stop and L-shaped blocks that sit in a vise to restrain both rotation and lift. Those little boots dominate the comments: several viewers say they plan to make a pair, while longtime hobbyists describe encountering the idea for the first time. The repost has drawn about 37,000 views.
Joe's other upload also comes from the archive. His revised 2018 collet guide uses animations to explain how different types grip a part, with editing and captions added for detail. It currently attracts the most daily views on the channel, followed by the drilling lesson and an older demonstration of decorative turning on a miniature cannon barrel.
The subscriber count stayed unchanged, while the channel added roughly 89,000 views over the week. That makes this a relatively modest viewing week among its nearby DIY peers, with The Bunting Effect drawing a much larger audience. For Joe, the conversation is firmly at the machine table: why a drill grabs, and what can keep the workpiece from moving.
Published on Trari
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What viewers say
"The Boots" at 11:10 are genius. I'm making a pair
@bRad73016See it on YouTubeI loved the "boots". I've been a hobbyist for over 50 years and have never seen that one.
@kyfho47See it on YouTubeThe little aluminum "L's" are a great idea, thanks for sharing. Good to see you posting!!
@johndevries8759See it on YouTube
4 more comments
I like the boots for the vice, that's a good and useful idea.
@tubeonline629See it on YouTubeLOVE the L-boots. That's one of todays projects. So simple once you see it 👍.
Cheers
Pete' New Zealand.@Bristoll170See it on YouTubeExcellent explanation on why this happens and what the dynamics are. Simple rules are easily forgotten, but knowing why the rule exists makes compliance a logical part of the operation. You have a gift for enabling viewers to own information. This one will hopefully save some trips to the ER. Thank you!
@workshop719See it on YouTubeThank you Joe great video. Back in 1972. my shop teacher taught me that machines were carnivorous and will bite you whenever you drop your guard. I still remember him.
@williamgost6596See it on YouTube
Public comments from the video's page on YouTube
The videos drawing views on Joe Pie right now
- Channel
- Joe Pie
- Subscribers
- 184,000
- Channel views, last 7 days
- 89,206
- Videos published this week
- 2
- Video published
- November 4, 2026
- Video views so far
- 36,642
- Views on its first day
- 19,531
The numbers
Here is how Joe Pie's uploads and audience moved over the week.
💡 Test your knowledge
What is a machining collet primarily used to do?
A collet closes around a tool or workpiece to hold it securely.



