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SDS INGLIS GP-35 Color Case Hardened 9mm

3.6K views 14 replies 10 participants last post by  dankwell  
#1 ·
Well here you go. These came back into local stock and I ordered one.

Not been fired yet. Some folk like the finish and some hate it-even read one person who said it was painted on but I don’t think so after getting my hands on one.

Interesting, nice looking colors that change with how the light hits the pistol. Nicely figured Turkish walnut grips, smooth so there is not a lot of purchase but they are pretty.

Sights are a black rear and brass insert front sight, which fits and compliments the color case IMHO.

The slide was kind of “sticky” in one spot right out of the box, but I field stripped it and cleaned out all the manufacturing rocks & 2x4s, and it smoothed up well, with just a hint of the original sticky-ness that seems like it will go away with some break-in firing.

The trigger breaks at a measured 5.5 pounds and is crisp and nice once you get past the initial take up and a strange “catch”. After the take up, you start your trigger squeeze, the sear moves a bit then kinda hits a “wall”, then the hammer falls as you continue your trigger squeeze. The best way I can describe it is it has 3 stages; 1-take up the normal Hi Powers slack, 2-hit the "wall" stage, 3-squeeze through and hammer fall stage.

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#4 ·
From Turnbull Restoration's website:

"Color case hardening (or case color hardening or case hardening):
A traditional process used originally to harden carbon steel using very high temperatures and bone and wood charcoal. Used more recently to reproduce the original finish on carbon steel firearms without substantially hardening the steel, this process is still known as color case hardening.
Color casing (or case coloring):
A modern, industrial process used to add colors to carbon steel. This process utilizes a potassium cyanide salt bath to achieve the desired colors. Note: Even if a firearm has been “color cased” manufacturers and proprietors will often refer to it as having been “color case hardened,” even though this is an inaccurate description."

Many years ago I read a statement by a well known gunsmith whose name I don't recall who was asked by a customer to put a "beautiful color case hardening finish" on a gun. The gunsmith replied "You can have it bright and colorful or you can have it done correctly... but you can't have both". A properly done color case hardening will be somewhat dull. Such a finish is also only a few thousands of an inch deep.
 
#10 ·
Isn’t it interesting that ‘today’ we want the bright, brilliant colors, but in the ‘old days’ they wanted whatever color would provide the longest lasting protection?

Personally, if it was all about the longest lasting protection, I’d get the ‘dullest/longest lasting’ of the options; however, I absolutely…LOVE contrsting colors. IMNTBHO, a color-case hardened frame looks best with a solid frame, and vice~versa.

Sam
 
#11 ·
I know this thread is a bit old, but I just ordered one of these from Palmetto State Armory. It hasn't shipped yet but I'm guessing it should arrive at my FFL next Tuesday or Wednesday.

How has this gun been holding up for you so far? This will be my fourth Hi-Power. I have 2 Browning's, and a Tisas Stainless Regent. I will admit I love the color case hardening. And I'll be anxious to get it.
 
#12 ·
I know this thread is a bit old, but I just ordered one of these from Palmetto State Armory. It hasn't shipped yet but I'm guessing it should arrive at my FFL next Tuesday or Wednesday.

How has this gun been holding up for you so far? This will be my fourth Hi-Power. I have 2 Browning's, and a Tisas Stainless Regent. I will admit I love the color case hardening. And I'll be anxious to get it.
Not a huge amount, but the case color Inglis I got from Family Firearms before they closed has about 250 rounds through it. The gun itself is doing well and I really like it. Both magazines feed & function well, hold the slide open on the last round, and drop free when the mag release is pressed.

They use some kind of lacquer finish over the case color, and it is just starting to wear on the front of the grip frame. I imagine that it will get removed eventually if it starts to look bad, but so far you really need to look for it before you can notice it.
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#15 ·
Don't quote me, but in a prior discussion on CCH finishes here, two or three members with knowledge of the chemical treatment process vs the heat treat process revealed a few key ways to determine one from the other. With chemically treated guns, the colors appear in rather uniform waves, kind of like wisps of smoke. The chemical treated guns also lack rich golds and bright reds. Supposedly only heat treating will produce rich reds and rich gold tones. Another likely clue as to which is which is cost. Guns that achieved their color case hardening via heat treatment will cost much more than the little extra paid for the chemically treated models.