Instructor: Roy Crumrine

Instructor: Roy Crumrine

Roy Crumrine (@crummywelding) has set himself apart as one of the most exquisite welders in the world, with the experience and the capability to hold tight tolerances, executing very intricate welds. Being a true perfectionist, Roy has the knowledge and experience to help you achieve real excellence in the welding trade.

Follow Roy on Instagram @crummywelding

Instructor: Roy Crumrine
  • Roy Crumrine - Five Minute Friday EP21

    This week is all about Preheat! Should you bother taking the time to do it or should you just roll with it as is? That's what we're talking about and some of the effects from preheating. Hope this helps. If you have a question you'd like to hear discussed in a future FMF leave it in the comments ...

  • Roy Crumrine - Markers

    Thank you for checking out this video! When it comes to fabratating part you'll need to mark out different locations for items or stitch welds. In the past years I've been using 4 different markers and thought it would be fun to see just how they can affect the weld and the material being welde...

  • Roy Crumrine - Five Minute 'Black' Friday EP20 "Fronius"

    Happy Black Friday! For this week's FMF I was asked about why I went with Fronius. Thought this would be a good way to explain my thoughts on the matter. Hope you enjoy it! Watch till the end! Have a great weekend. If you have any questions you'd like to hear answered on a future FMF please leave...

  • Roy Crumrine - Five Minute Friday EP19

    Thank you for clicking on this week's FMF! I talk about bringing in your own tools this week. I'm honestly not sure where I was going with this one but just let it flow, ha ha. I have mixed feelings about this and I think you can tell. Let me know what your thoughts are about this matter in the c...

  • Roy Crumrine - Five Minute Friday EP18 "Put it on!"

    Thanks for checking out this week's FMF! This week we get a little personal and I tell you what really happened to me and how I'm fixing it. We only get one body and we need to treat it better. I'll leave it right there. Hope everyone has had a great week! If you have any questions you would like...

  • Roy Crumrine - Five Minute Friday EP17 "Colors"

    Thank you for watching this week's FMF! This week we're talking oxidation colors on stainless. Is it important? What affects it? Are you getting the colors you're wanting? These are a few things that I talk about for this FMF! If you have any questions you'd like answered on a future FMF please l...

  • Roy Crumrine - Five Minute Friday EP16

    Thank you for watching this week's FMF! I thought I would do something a little different this week and show you the real behind the scenes of my home shop. We like to only show the super clean and organized shop but in reality that is not always the case. Hopefully you get a few things out of th...

  • Roy Crumrine - Five Minute Friday EP15

    Thanks for watching this week's FMF! This week we're talking about Welding Tests. A few good, bad, and ugly things that happen when I've taken some recent tests. Hope you can pull a few tips out of this one and could help you pass your next test! If you have a question you'd like to hear talked a...

  • Roy Crumrine - Five Minute Friday EP14

    Thank you for catching this week's FMF! For this week's drive home we're talking about Keyholing. Do you do it? Should you do it? Is it common? Here are my thoughts on the matter. Hope it helps! Thanks Shane for the question. If you have a question you'd like to have answered for a FMF please lea...

  • Roy Crumrine - Tig Braze Repair

    Thank you for watching this real world repair I had come into my shop a few days ago. Being honest with you this one did not go as planned so you get to see how things changed in real time. These things happen but was still able to get the part repaired and sent back. Customer/neighbor was very h...

  • Roy Crumrine - Five Minute Friday EP13

    Thanks for watching this week's FMF! This week we're talking all about pedal pumping. I get asked about this on Instagram a lot and thought I would just share my thoughts. Hopefully it helps. If you have any questions you'd like to hear as a FMF leave them in the comments below or over on the For...

  • Roy Crumrine - Five Minute Friday EP12

    Thanks for watching this week's FMF! It's been a few weeks because I have been sick but we're back. This week is a little different because I was asked if I could show the plates from the Travel Speed video in a little more detail and the effects from the heat. Hope you like this one and please l...

  • Roy Crumrine - One Change... Travel Speed

    In this video I wanted to show you the importance of keeping a good travel speed and how it can affect the welds heat input and profile! I hope this helps and you might see something that you're doing and correct it! Thanks everyone!

  • Roy Crumrine - Five Minute Friday EP11

    Thanks for watching this week's FMF! This question I try to answer the Dealer's Choice question when it comes to filler wire selection. I've seen this question a few times come up so figured I would give it a stab. Hopefully this can help a few of you! Thanks everyone!!

  • Roy Crumrine - Five Minute Friday EP10

    Thanks for watching this week's FMF! I wanted to talk about being comfortable in your shop and why is it almost looked down upon to have AC in the shop? I talk a little about this and why I think it's important. Hopefully this FMF helps you pull the trigger and ABC while welding! Thanks every...

  • Roy Crumrine - Straightening Tube Trick

    I was finishing up a batch of tubes and wanted to share some details on how I straighten them. This is a very simple trick that can be used in many ways. I've used this hack when building boat tops and handrails to see if the straight lines were actually straight. This hack will get you visually ...

  • Roy Crumrine - Five Minute Friday EP09

    Thank you for watching this week's FMF! The question for this week is Does Size Matter... for Filler Wire? I personally do feel that using the right size filler wire can drastically change the outcome of your weld. Hopefully this week's FMF can help you understand why this is and maybe will make ...

  • Roy Crumrine - Five Minute Friday EP08

    Thanks for watching this week's FMF! This question came in from Andy here on WelderSkills. The question was asking about different shades of darkness in your hood and can it help you see better? I took a stab at it on my way home and I hope that it helps answer this question for you. If you have ...

  • Roy Crumrine - Tack Feature

    I was tacking together this tube job and was using the Tacking Feature on the MagicWave 230i. Thought it would be a fun video to share what this is and how it works. This is not a sponsored video of any kind. Just wanted to share a fun feature and encourage you to explore the features you migh...

  • Roy Crumrine - Five Minute Friday EP07

    Thanks for watching this week's FMF! This week I'm talking about a very simple tool that everyone needs to keep in their box, which you may already have but not using it in this manner! Hope everyone had a great week. If you have any questions you'd like heard answered please leave them in the co...

  • Roy Crumrine - Five Minute Friday EP06

    It's Five Minute Friday!! This week comes from a WelderSkills member Nathan. Nathan is having problems with his aluminum tacks cracking. I give 3 different options to try. Hope these tips can help! Have a great weekend! If you have any questions please leave them in the comments below and i...

  • Roy Crumrine - Where Do You Look?

    For this video I wanted to show you something that really changed the way I welded and the first thing that came to mind was, Where do you Look? I hope this might help you see things the way I do and might change the way you see your puddle! Leave me a comment if you do this too or if you try it!...

  • Roy Crumrine - Five Minute Friday EP05

    This week's Five Minute Friday is to help you get better Tig Arc Starts! These few hacks have really helped me in the past and honestly have become a habit for me. When I worked in the semiconductor industry we did a few parts that a bad arc start/strike could scrap a part so these hacks were c...

  • Roy Crumrine - Five Minute Friday EP04

    Thanks for joining me for this week's FMF! This week we're talking about Holding Tolerances. When welding out a job being able to hold it to the right dimensions within the tol. can be the difference between a good part and scrap. In this FMF I go over a couple items that you always need to do...