Forums › Forums › Gear – The Stuff We Carry › Keychain Tools › What size master link chain do I need to fit 3-4 keys? This topic is empty. Viewing 1 post (of 1 total) Author Posts September 10, 2025 at 6:01 am #6884 adminKeymaster There are so many different sizes, is the best material to get stainless steel? For example of the rollerchain4less website it states #25, #35, etc Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In