# Big Machinery **URL:** https://fireball.discourse.group/c/big-machinery/10.md [Latest](https://fireball.discourse.group/latest.md) · [Categories](https://fireball.discourse.group/categories.md) · [Tags](https://fireball.discourse.group/tags.md) --- ## [About the Big Machinery category](https://fireball.discourse.group/t/about-the-big-machinery-category/43)
**Author:** [@Fireball\_Filmmaker](https://fireball.discourse.group/u/Fireball_Filmmaker)\ **Replies:** 1\ **Last updated:** [October 2, 2023, 9:29pm UTC](https://fireball.discourse.group/t/about-the-big-machinery-category/43 "2023-10-02T21:29:19Z")
Big machines go brrrr. Here is the place to talk about these giant tools, as well as ask questions about them. Share your big machines, ask Jason about his, or even pitch your ideas for a new one that doesn’t exist quite… --- ## [Belt grinder product](https://fireball.discourse.group/t/belt-grinder-product/4329)
**Author:** [@Bg10389](https://fireball.discourse.group/u/Bg10389)\ **Replies:** 5\ **Last updated:** [October 8, 2026, 2:06am UTC](https://fireball.discourse.group/t/belt-grinder-product/4329 "2026-10-08T02:06:08Z")
I know fireball tool mostly deals with all-metal tools and doesn’t deal with power equipment but that go-kart belt grinder is awesome and I’m interested to hear if the possibility of producing a version of that grinder i… --- ## [Tube polishing/sanding?](https://fireball.discourse.group/t/tube-polishing-sanding/3929)
**Author:** [@jeremy11](https://fireball.discourse.group/u/jeremy11)\ **Replies:** 10\ **Last updated:** [October 4, 2026, 1:14am UTC](https://fireball.discourse.group/t/tube-polishing-sanding/3929 "2026-10-04T01:14:35Z")
Hi, I’m looking to take on a product that requires finishing/polishing/sanding 2” extruded aluminum tubing. Finish doesn’t need to be anything fancy just removing the raw extrusion marks and making it look nice - a sim… --- ## [Need help manufacturing a U‑channel with a pyramid bottom (5mm 316L, no stamping)](https://fireball.discourse.group/t/need-help-manufacturing-a-u-channel-with-a-pyramid-bottom-5mm-316l-no-stamping/4246)
**Author:** [@Ali\_Elgarhy](https://fireball.discourse.group/u/Ali_Elgarhy)\ **Replies:** 1\ **Last updated:** [April 5, 2026, 12:30am UTC](https://fireball.discourse.group/t/need-help-manufacturing-a-u-channel-with-a-pyramid-bottom-5mm-316l-no-stamping/4246 "2026-04-05T00:30:22Z")
Hello I have a part made from 5mm thick 316L stainless steel: · U‑channel: 660 mm internal width, 330 mm leg height, 1000 mm length · Inside bend radius at bottom corners: 50 mm · Bottom is horizontal, legs vertical … --- ## [How To Use a Waterjet - Waterjet 101](https://fireball.discourse.group/t/how-to-use-a-waterjet-waterjet-101/1221)
**Author:** [@Fireball\_Jason](https://fireball.discourse.group/u/Fireball_Jason)\ **Replies:** 9\ **Last updated:** [November 20, 2025, 7:20pm UTC](https://fireball.discourse.group/t/how-to-use-a-waterjet-waterjet-101/1221 "2025-11-20T19:20:07Z")
I wanted to post my video about the waterjet here as a resource for anyone looking into working with one. Leave any questions or comments you have below! --- ## [Blacksmith vise](https://fireball.discourse.group/t/blacksmith-vise/3928)
**Author:** [@Chucka160](https://fireball.discourse.group/u/Chucka160)\ **Replies:** 6\ **Last updated:** [September 3, 2025, 4:23pm UTC](https://fireball.discourse.group/t/blacksmith-vise/3928 "2025-09-03T16:23:49Z")
Hey Jason was just wondering if you’d be interested in selling dxf plans of your large floor standing blacksmith vise? Was looking into building one. --- ## [Marvel Series 8 Older model Feed System](https://fireball.discourse.group/t/marvel-series-8-older-model-feed-system/1386)
**Author:** [@Jan\_Much](https://fireball.discourse.group/u/Jan_Much)\ **Replies:** 6\ **Last updated:** [August 18, 2025, 3:42pm UTC](https://fireball.discourse.group/t/marvel-series-8-older-model-feed-system/1386 "2025-08-18T15:42:23Z")
Can anyone who has one take a picture of the chain feed System that runs underneath Especially in the front where the chain goes from left to right Just need to get a visual on what it looks like in the front of the … --- ## [Marvel 8 bandsaw parts](https://fireball.discourse.group/t/marvel-8-bandsaw-parts/3465)
**Author:** [@SouthernOregonFab](https://fireball.discourse.group/u/SouthernOregonFab)\ **Replies:** 4\ **Last updated:** [July 27, 2025, 11:56pm UTC](https://fireball.discourse.group/t/marvel-8-bandsaw-parts/3465 "2025-07-27T23:56:57Z")
I have picked up a marvel 8 bandsaw from the early 50’s. I am going to start restoring the saw and was wondering where is the best places to source parts if needed? Last question should I mess with the coolant system or … --- ## [Flip stops for punching holes?](https://fireball.discourse.group/t/flip-stops-for-punching-holes/3436)
**Author:** [@jeremy11](https://fireball.discourse.group/u/jeremy11)\ **Replies:** 8\ **Last updated:** [July 25, 2025, 9:33pm UTC](https://fireball.discourse.group/t/flip-stops-for-punching-holes/3436 "2025-07-25T21:33:26Z")
I just finished punching 2560 holes in some angle on a Tommy Industrial 67 ton ironworker. Each part gets (4) 5/16" holes and (4) 9/16" holes. I put up a fence with markings along it to place each hole which worked fine… --- ## [Bandsaw troubleshooting](https://fireball.discourse.group/t/bandsaw-troubleshooting/3545)
**Author:** [@jeremy11](https://fireball.discourse.group/u/jeremy11)\ **Replies:** 3\ **Last updated:** [April 24, 2025, 11:40pm UTC](https://fireball.discourse.group/t/bandsaw-troubleshooting/3545 "2025-04-24T23:40:21Z")
Hey, we’ve got a Vanguard 12H horizontal bandsaw we’re looking to sell locally. We bought it a few years ago after reportedly seeing it under power where we bought it, then could never figure out how to get it going here… --- ## [Magnetic sheet metal brakes](https://fireball.discourse.group/t/magnetic-sheet-metal-brakes/3503)
**Author:** [@Scratch](https://fireball.discourse.group/u/Scratch)\ **Replies:** 6\ **Last updated:** [April 24, 2025, 2:03pm UTC](https://fireball.discourse.group/t/magnetic-sheet-metal-brakes/3503 "2025-04-24T14:03:30Z")
Does anyone here have one of those magnetic sheet metal brakes? I’ve been watching and wanting one of these things for a couple years now and I think I’m getting close to pulling the trigger. I know there are a bunch of… --- ## [Where do you find your best machinery deals?](https://fireball.discourse.group/t/where-do-you-find-your-best-machinery-deals/3512)
**Author:** [@Bud\_Eagle](https://fireball.discourse.group/u/Bud_Eagle)\ **Replies:** 3\ **Last updated:** [April 14, 2025, 1:58pm UTC](https://fireball.discourse.group/t/where-do-you-find-your-best-machinery-deals/3512 "2025-04-14T13:58:52Z")
Hi everyone, I’m in the early stages of building a shop on my property in Tucson, AZ, and I’m starting to look for the right equipment: a lathe, milling machine, welding setup, fabrication table… you know, the good stuf… --- ## [Rusty bolts](https://fireball.discourse.group/t/rusty-bolts/3390)
**Author:** [@Sam69](https://fireball.discourse.group/u/Sam69)\ **Replies:** 2\ **Last updated:** [February 18, 2025, 8:28pm UTC](https://fireball.discourse.group/t/rusty-bolts/3390 "2025-02-18T20:28:02Z")
so I’m working on a 72 truck bed trailer and restoring it to turn into a camper of and the bolt head for the mounting plate snapped off and I’m trying to get it out but even sitting there with a sledge hammer I still ca… --- ## [Hey Jason, I used to run your big Cincinnati!](https://fireball.discourse.group/t/hey-jason-i-used-to-run-your-big-cincinnati/748)
**Author:** [@DubMFG](https://fireball.discourse.group/u/DubMFG)\ **Replies:** 8\ **Last updated:** [July 14, 2024, 10:18am UTC](https://fireball.discourse.group/t/hey-jason-i-used-to-run-your-big-cincinnati/748 "2024-07-14T10:18:59Z")
Hey Jason + Fireball tool friends, The title is true - the first machine shop I ever worked in was Carr’s Machining, under master machinist Shane Carr. It was in the final years of his business before everything even… --- ## [Where to start machining?](https://fireball.discourse.group/t/where-to-start-machining/2668)
**Author:** [@Luke06](https://fireball.discourse.group/u/Luke06)\ **Replies:** 15\ **Last updated:** [June 12, 2024, 12:15pm UTC](https://fireball.discourse.group/t/where-to-start-machining/2668 "2024-06-12T12:15:58Z")
Is a mini lathe a good place to start machining? --- ## [I Don't Know What I'd Do Without My Bandsaw - \*VIDEOS INSIDE\*](https://fireball.discourse.group/t/i-dont-know-what-id-do-without-my-bandsaw-videos-inside/1053)
**Author:** [@Fireball\_Jason](https://fireball.discourse.group/u/Fireball_Jason)\ **Replies:** 4\ **Last updated:** [January 24, 2024, 2:36am UTC](https://fireball.discourse.group/t/i-dont-know-what-id-do-without-my-bandsaw-videos-inside/1053 "2024-01-24T02:36:17Z")
I love my 1950’s Marvel Series 8 Vertical Tilt Frame Bandsaw, especially when I have jobs like this one. There are hundreds of components that need to be cut and welded together for the SciFi Office Stair’s railing. Havi… --- ## [What Milling Machine is the best to start with?](https://fireball.discourse.group/t/what-milling-machine-is-the-best-to-start-with/46)
**Author:** [@Preston\_M](https://fireball.discourse.group/u/Preston_M)\ **Replies:** 3\ **Last updated:** [January 11, 2024, 4:04am UTC](https://fireball.discourse.group/t/what-milling-machine-is-the-best-to-start-with/46 "2024-01-11T04:04:14Z")
We recommend the Acer 3vkH Vertical Knee Mill. It has more horsepower and is heavier than a Bridegport. Show off your milling machines! --- ## [When is it time to change your bandsaw blade?](https://fireball.discourse.group/t/when-is-it-time-to-change-your-bandsaw-blade/188)
**Author:** [@Fireball\_Jason](https://fireball.discourse.group/u/Fireball_Jason)\ **Replies:** 7\ **Last updated:** [January 11, 2024, 4:01am UTC](https://fireball.discourse.group/t/when-is-it-time-to-change-your-bandsaw-blade/188 "2024-01-11T04:01:21Z")
Here’s a interesting question. How dull does your metal bandsaw blade get before you change it? I have a marvel band saw and it requires a 144’’ long blade that costs me around 80 dollars. For me if it’s missing teeth li… --- ## [New (to me) smaller milling machine](https://fireball.discourse.group/t/new-to-me-smaller-milling-machine/1320)
**Author:** [@PatGreen](https://fireball.discourse.group/u/PatGreen)\ **Replies:** 13\ **Last updated:** [December 14, 2023, 7:20pm UTC](https://fireball.discourse.group/t/new-to-me-smaller-milling-machine/1320 "2023-12-14T19:20:15Z")
Hey y’all……I have been thinking about buying me a milling machine. I have a small shop and focus mostly on automotive/exhaust fabrication and doing some “bespoke” metal wood furniture. Having said that I’ve been looking … --- ## [2UVR Tree Mill with power feeds](https://fireball.discourse.group/t/2uvr-tree-mill-with-power-feeds/1598)
**Author:** [@Jesse\_Ossenheimer](https://fireball.discourse.group/u/Jesse_Ossenheimer)\ **Replies:** 3\ **Last updated:** [December 3, 2023, 3:53pm UTC](https://fireball.discourse.group/t/2uvr-tree-mill-with-power-feeds/1598 "2023-12-03T15:53:07Z")
I recently acquired a 2uvr Tree mill and I only have a handful of Z collets. Is there a way to convert to a more standard collet style? Thanks in advanced --- ## [Plans for go kart grinder](https://fireball.discourse.group/t/plans-for-go-kart-grinder/1601)
**Author:** [@Daryn\_Klein](https://fireball.discourse.group/u/Daryn_Klein)\ **Replies:** 1\ **Last updated:** [December 2, 2023, 5:55pm UTC](https://fireball.discourse.group/t/plans-for-go-kart-grinder/1601 "2023-12-02T17:55:30Z")
Wondering if there available for purchase? --- ## [Carbide burr with a router and template bearing? (Small Machinery Warning)](https://fireball.discourse.group/t/carbide-burr-with-a-router-and-template-bearing-small-machinery-warning/1218)
**Author:** [@jeremy11](https://fireball.discourse.group/u/jeremy11)\ **Replies:** 6\ **Last updated:** [October 6, 2023, 6:56pm UTC](https://fireball.discourse.group/t/carbide-burr-with-a-router-and-template-bearing-small-machinery-warning/1218 "2023-10-06T18:56:23Z")
From time to time our plasma table makes holes that are less than desirable. (Perhaps there’s a different discussion about how to get the best cut on a plasma table but we’ll save that for later.) We just clean these up … --- ## [Any opinions about Grizzly products](https://fireball.discourse.group/t/any-opinions-about-grizzly-products/1268)
**Author:** [@Sbrom](https://fireball.discourse.group/u/Sbrom)\ **Replies:** 6\ **Last updated:** [September 19, 2023, 10:18am UTC](https://fireball.discourse.group/t/any-opinions-about-grizzly-products/1268 "2023-09-19T10:18:44Z")
I have the opportunity to purchase a grizzly g4791 for 1k. Wondering if it would be worth my time an money? --- ## [Why Don't You Cut Your Wood With a Water Jet?](https://fireball.discourse.group/t/why-dont-you-cut-your-wood-with-a-water-jet/48)
**Author:** [@Preston\_M](https://fireball.discourse.group/u/Preston_M)\ **Replies:** 4\ **Last updated:** [August 2, 2023, 10:55pm UTC](https://fireball.discourse.group/t/why-dont-you-cut-your-wood-with-a-water-jet/48 "2023-08-02T22:55:45Z")
For larger wood cutting jobs that require bringing the wood to a local CNC Router shop, I recommend brining your wood to a water jet shop instead. The cuts can be very sharp and precise. Inside angles are no issue and th… --- ## [Dream Machines](https://fireball.discourse.group/t/dream-machines/414)
**Author:** [@Smoke-and-Mirrors](https://fireball.discourse.group/u/Smoke-and-Mirrors)\ **Replies:** 1\ **Last updated:** [June 22, 2023, 5:44am UTC](https://fireball.discourse.group/t/dream-machines/414 "2023-06-22T05:44:06Z")
One of the more handy modern tools is the handheld circular saw with a steel cutting carbide blade. The can do clean and accurate work and the have the ability to create a lot of extra work when the veer off course. I ha… --- ## [Your bandsaw blade of choice](https://fireball.discourse.group/t/your-bandsaw-blade-of-choice/206)
**Author:** [@NickJ](https://fireball.discourse.group/u/NickJ)\ **Replies:** 1\ **Last updated:** [May 23, 2023, 6:14pm UTC](https://fireball.discourse.group/t/your-bandsaw-blade-of-choice/206 "2023-05-23T18:14:35Z")
Inspired by Jason’s question about when to change your bandsaw blade, what blade do you prefer to use on the bandsaw? List your specifics: Saw type - blade length - width x thickness - teeth per inch - application DoA… --- ## [Huge Cincinnati Milling Machine](https://fireball.discourse.group/t/huge-cincinnati-milling-machine/197)
**Author:** [@Rich](https://fireball.discourse.group/u/Rich)\ **Replies:** 3\ **Last updated:** [May 20, 2023, 12:23pm UTC](https://fireball.discourse.group/t/huge-cincinnati-milling-machine/197 "2023-05-20T12:23:28Z")
Not mine for sale. just thought it was cool.