I've SOAKED blued and stainless Colts and S&Ws in Hoppe's #9 for days at a time w/o any problems. I have been doing this for decades. The "warning" not to use Hoppe's #9 on ANY S&W firearm is unwarranted. DO NOT use it on a nickel finish, it WILL ruin it.....
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'Nam 1968-69.DAV,VFW,NRA Inst.
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