Author Topic: Need help with the firing pin roll/retaining pin  (Read 7219 times)

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Offline Big A

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Need help with the firing pin roll/retaining pin
« on: December 17, 2022, 11:00:03 PM »
i'm currently doing my SP01 standard package i'm all done with the frame, i just need to remove the firing pin/retaining pin and im having a problem getting it out. any suggestions? tried freezing it for almost 4 hours i still can't remove it.
« Last Edit: December 17, 2022, 11:10:30 PM by Big A »

Offline Rmach

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Re: Need help with the firing pin roll/retaining pin
« Reply #1 on: December 18, 2022, 10:25:14 AM »
There are tons of threads about removing roll pins.  It is not a problem with the proper tools.

Offline Wobbly

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Re: Need help with the firing pin roll/retaining pin
« Reply #2 on: December 18, 2022, 10:38:03 AM »
It is not a problem with the proper tools.

And that may be part of the issue. Most of the easily available drifts will be Inch-sized, while what you're working on is definitely Metric. In these smaller sizes there is not a good conversion between the 2.

2mm is about 0.080" and the 3/32" looks like it will work, but being 0.093" is too large. 3mm is about 0.118" and the 1/8" looks like it will work, but being 0.125" is too large. And so on...
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Offline Grendel

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Re: Need help with the firing pin roll/retaining pin
« Reply #3 on: December 18, 2022, 11:17:16 AM »
Bigger hammer. Slide on a wood block, on a concrete floor.
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Offline M1A4ME

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Re: Need help with the firing pin roll/retaining pin
« Reply #4 on: December 18, 2022, 02:43:02 PM »
How old is it?  How many rounds do you have through it?

Might help to lay it on it's side, put a drop or two of oil in the hole where that roll pin is and let it sit a couple days to soak in and make it easier to drive the pin out.
I just keep wasting time and money on other brands trying to find/make one shoot like my P07 and P09.  What is wrong with me?

Offline mkd

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Re: Need help with the firing pin roll/retaining pin
« Reply #5 on: December 19, 2022, 08:48:30 AM »
i have a hockey puck or two with holes of various sizes drilled thru them to set my slides on when doing hammer and pin work.

Offline Wobbly

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Re: Need help with the firing pin roll/retaining pin
« Reply #6 on: December 19, 2022, 08:55:15 AM »
I have a hockey puck...

Although a perfect anvil.... they are not to be found in Georgia !!  ;D
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Offline Claymore504

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Re: Need help with the firing pin roll/retaining pin
« Reply #7 on: December 23, 2022, 08:07:53 AM »
Should not take a ton of force to get it out with the correct punch. If the pin is damaged and deformed, that may be the issue.

Offline Big A

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Re: Need help with the firing pin roll/retaining pin
« Reply #8 on: December 25, 2022, 07:35:35 AM »
sorry for the late reply. brought it to a gun store didn't even let me pay just asked for a good review on their website. all good now installed the CGW standard package straight to SAO conversion. fired it earlier and it is a beast. thank you guys. got busy at work didn't have time to get back and try your suggestions. Btw the gun store is shootsocal so if you're in california OC.

Offline Practical Shooter

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Re: Need help with the firing pin roll/retaining pin
« Reply #9 on: December 25, 2022, 07:47:51 PM »
Do you know how hard it is to find Metric Roll Pin punch sets?
After looking for those for many years, I found one set last week.
https://amzn.to/3C0zgbI

Offline newageroman

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Re: Need help with the firing pin roll/retaining pin
« Reply #10 on: January 01, 2023, 02:03:01 PM »
$83 - dang... keep it.
I'm having similar issues with the same said rollpin. it has about 2k rounds on it. Its the last part of my 97SAO build. my punches are in the mail but they are std not metric.
I have had success before using a brass punch but I'm waiting on the steel punch to finish this one. The brass one is now bent and I don't want to get it wedged into the slide.
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Offline M1A4ME

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Re: Need help with the firing pin roll/retaining pin
« Reply #11 on: January 01, 2023, 03:59:13 PM »
I bent several small diameter punches when I started fiddling with the CZ75s and P07s, etc.

Bad enough I'd just order a couple at a time because I knew I was going to bend another one.

Then I bought a set of those "starter punches."  Only about 1/2" of the punch is the small diameter.  You can get a stubborn pin "started" moving and then switch to a standard punch to finish getting it out of the slide/frame/etc.  No more bent small diameter punches.
I just keep wasting time and money on other brands trying to find/make one shoot like my P07 and P09.  What is wrong with me?

Offline newageroman

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Re: Need help with the firing pin roll/retaining pin
« Reply #12 on: January 01, 2023, 06:56:23 PM »
yep... you are right on the money. the starter punches are great. The brass one I made with a pin nub on the end was good enough to get it started but not the whole way through. I had a friend go to the range with me today that lent me the one I needed to finish my pin hopefully tonight.
Ricky Ace Range Review: https://rumble.com/c/c-1388111
75B-BullShadow SAO (Limited Optics)
SP-01-SAO-comped (OpenMajor)
97E SAO, 97B, SAR copies
..others..

Offline GregBFL

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Re: Need help with the firing pin roll/retaining pin
« Reply #13 on: January 04, 2023, 08:13:04 PM »
I bought a set of Metric punches that includes 2 mm and 3 mm on Amazon for under $20. They're not roll pin punches so I used my conventional roll pin punch to get the pins started and these punches to finish. I had no problems installing a CGW Pro Kit in my P0-1. Here's the link if you're interested.

Axageid 6 Pieces Pin Punch Set Tool - Pin Remover Tool for Woodwork/Machinery/Gunsmithing/Automotive/Watch Repair/Jewelry/Repairs and Crafts https://a.co/d/5pxj4mU

Offline CCWLearner

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Re: Need help with the firing pin roll/retaining pin
« Reply #14 on: February 17, 2023, 02:41:45 PM »
I have a 3mm roll pin punch I picked up from the CGW website that is specifically sold to remove and reinstall the firing pin retaining pin from a CZ slide.  However, I no longer see it listed on their website as an individual product you can buy... but it is included in a toolkit they sell for $38... although that kit appears to be out of stock at the moment.

Prior to purchasing that, I used a steel 1/8" punch that came with a cheap set I ordered off of Amazon several years ago.  It worked fine to remove the FPRP from the slide of my P-07's.

For reinstalling, I have a cheap set of hollow-ended steel starter punches ordered off of Amazon, one of which will fit over the FPRP so I can tap it in with a hammer and not mushroom it out, up to the point where the steel punch will start making contact with the slide... then I normally use my vise to push it in a bit further and then tap it into final position with a brass punch to avoid marring my slide.