r/machining is a subreddit with 41k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses machining, lathe, cnc, parts, and looking for, and they frequently recommend/review calipers, lathe, and drill bits.
Welcome to r/Machining
We currently have an active giveaway!
Check it out in the Metalworking Discord here! https://discord.gg/tybRmzQJmV
Welcome to the community!
Popular Themes in r/machining
#1
Advice Requests
: "If you had 5 holes with helicoil and all off by 2-3 mils in an aluminum plate 8 mm thick, what would you do?"
9 posts
#2
Solution Requests
: "Can anyone here identify this tool and provide a source to buy one?"
4 posts
Popular Topics in r/machining
#1
Machining
: "Need help in Machining a part"
111 posts
#2
Lathe
: "New to me Lathe"
47 posts
#3
Cnc
: "Clausing Colchester Cnc 500 Lathe"
42 posts
#4
Parts
: ""The scene of the crime""
25 posts
#5
Looking For
22 posts
#6
Mill
: "Bought a Mill on a Whim. What next?"
21 posts
#7
Milling
: "House I’m renting has an old Bridgeport end mill in the garage. Watched some YouTube Milling safety videos and gave it a shot."
20 posts
#8
Tools
: "7075-t6 hex stock radius rods for my snowmobile"
18 posts
#9
Test
15 posts
#10
Threading
: "Threads Stripped Out. Need Advice"
11 posts
Products Discussed in r/machining
Calipers
23 reviews
#1
Mitutoyo
4.8★ from 13 reviews
#2
Harbor Freight
2.0★ from 3 reviews
#3
SPI
4.0★ from 2 reviews
Lathe
12 reviews
#1
Sherline
4.0★ from 4 reviews
#2
Storebro
3.0★ from 1 review
#3
Precision Matthews
4.0★ from 1 review
Drill Bits
4 reviews
#1
Vevor
3.0★ from 2 reviews
#2
Kennametal
4.0★ from 1 review
#3
Huot
4.0★ from 1 review
Flair Used in r/machining
#1
Question/Discussion
: "How did this happen?"
115 posts
#2
Picture
: "Some Magnesium Chips..."
53 posts
#3
Manual
: "Steel hammer from college"
17 posts
#4
CNC
: "Stop New York's Attack on 3D Printing / CNC Machines"
8 posts
#5
Materials
: "Offered a 7-month contract working daily with Beryllium Copper"
3 posts
#6
Video
: "As an engineer:"
2 posts
#7
Tooling
: "The weekend I almost gave up on my project car"
2 posts
Member Growth in r/machining
Yearly
+8k members(23.0%)
Similar Subreddits to r/machining
r/CNC
121k members
21.9% / yr
r/CNCmachining
11k members
35.4% / yr
r/hobbycnc
92k members
29.0% / yr
r/Machinists
277k members
12.0% / yr
About
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This page gives a focused view of r/machining, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: July 23, 2026