10 Piece Pull The Dot Snap Set, 10 of each Piece - Cap / Socket/ Stud / Post - Brass with Black Oxide, Military, Finish These Snaps Have The Standard 3/16" Post on The Cap and The 1/4" Post on The Eyelet. Meets or exceeds US Government MIL-10884 spec Locking snap assures a firm grip that will remain secure through years of use. Superior snap action and holding strength Widely used throughout the Law Enforcement, Aviation Maritime industries for the extreme holding power of the snap under arduous conditions If you are nearby we can install these fastener's for you, or you can take them to a local boat canvas shop to have them installed These fastener's require a special die for setting properly. Most Line 24 setting tools will also work with these snaps, however, you will manually need to identify the direction of pull on the cap, if desired. Can easily be accomplished with a phillips screwdriver or punch. Also available in Nickel Plated Brass Finish We Ship Internationally! Northwest Tarp Canvas Take a Look Our Quality Tarps! Have a Nice Day!