r/machining is a subreddit with 41k members. The community frequently discusses machining, lathe, cnc, parts, and looking for, and they frequently recommend/review calipers, lathe, and drill bits, and the most common flair used is question/discussion, picture, cnc, manual, and tooling.
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 Topics in r/machining
#1
Machining
111 posts
#2
Lathe
47 posts
#3
Cnc
42 posts
#4
Parts
25 posts
#5
Looking For
22 posts
#6
Mill
21 posts
#7
Milling
20 posts
#8
Tools
18 posts
#9
Test
15 posts
#10
Threading
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 people manufacture things like these without cnc machines in the early 20th century?"
47 posts
#2
Picture
: "These are AZ80. Not the grade people expect on a wheel, which is half the reason I'm posting."
9 posts
#3
CNC
: "Helical milling toolpath across an irregular cross section"
9 posts
#4
Manual
: "Milling Alcoa super singles"
4 posts
#5
Tooling
: "Gear Shaping of 40HRC material"
4 posts
#6
Video
: "I played around and built a mini lathe"
3 posts
#7
Monthly Advice Thread | MAT
: "Monthly Advice/Questions Thread | 07/01/2026"
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
35.0% / yr
r/hobbycnc
92k members
29.0% / yr
r/Machinists
277k members
11.9% / yr
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Last updated: July 6, 2026