Matthew Parkinson
Matthew Parkinson
Journeyman Bladesmith (5yr)
Honorable Member
Joined: Feb 15, 2021
Last seen: Jan 4, 2025
Topics: 48 / Replies: 508
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RE: Taps and dies

I have had horrible experiences with Irwin taps. I did a class a few years ago making forges the school supplied irwin taps.. we had four they all bro...

2 years ago
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RE: Sustainable bladesmithing and personal health

building up slow and not pushing through.. I blew out my elbow years ago , pushing through an order of tent stakes of all things.. spent a lot of year...

2 years ago
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RE: whats the best way to pack a knife for shiping?

most knives I ship in a zipper sleave , I cork the tip , and wrap the case in bubble wrap and back fill the box with hard foam (insulation) . I mostly...

2 years ago
Topic
2 years ago
Replies: 4
Views: 407
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RE: What are the advantages and dissadvantages to Quenching a blade as its forged?(unground)

It depends.. with modern grinders and abrasives hardened steel works almost as easily as annealed so for things like chef knives I forge really close ...

2 years ago
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RE: Cracking During Forging

that is drastically over heated the melted scale on the handle indicates is was well over 22/2300 degf. 5160 isn't particularly sensitive to overheati...

2 years ago
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RE: Forging Bevels

most of my videos are behind the pay wall on Patreon.https://www.youtube.com/watch?v=rDh4aIFID9E these two are older but show my methods pretty well, ...

2 years ago
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RE: Drill bit flexing throwing off the placement of the holes drifting issue

a stiff set up would be a Milling machine, Jig bore or lathe. MP

2 years ago
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RE: Drill bit flexing throwing off the placement of the holes drifting issue

ribbons are fine , as long as they are exiting the hole. from your comment's I think you are misunderstanding the point of center punching. The cen...

2 years ago
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RE: Forging Bevels

one min in and there is miss-information .. not a good start.. clipping the point will not make an appreciable difference in the finished knife.. in ...

2 years ago
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RE: Drill bit flexing throwing off the placement of the holes drifting issue

yes, that is a center punch. not sure what size that is but the speed seems a little slow but pretty close. 3/16- 1500 RPM 1/4-1200rpm. Oil is no...

2 years ago
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RE: Heat loss between kiln and quench

move the tank don't up the temp .. air is a quench medium just very slow. MP

2 years ago
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RE: Drill bit flexing throwing off the placement of the holes drifting issue

1 Are you center punching the hole layout? 2 drilling in a drill press with correct pressure? 3 is the drill sharp and running at correct speed? In...

2 years ago
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RE: Laser Engraving

To mark on steel you need a Fiber laser, not a diode or Co2. The lest expensive fibers I have seen are around $1800-2500 with around 4"-6" cutting ar...

2 years ago
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