Check the listing for details. Heavy duty Rivet Poppers Snap Fasteners Press Stud Clothing Sewing Leather Craft. Condition: New. Listed at 3.49 USD. 15-100 Sets Heavy duty Rivet Poppers Snap Fasteners Press Stud Clothing Sewing Leather Craft Heavy duty PoppersPopper Cap Size : 12mm, 15mm or 17mmColor choose from : Silver, Gold, Antique Brass, Gunmetal Black, Glossy Black, Matt Black, Material : Brass ( non-rusting)These Poppers are widely used in Clothing, Jeans, Leather Craft, etc.To use these poppers, you should have the fixing tool that's available hereEach Sets includes 4 parts : Front(Cap), Female(Socket ), Male(Stud) and Back(Post) For the 15mm or 17mm, choose #201For the 12mm, choose #203 Go to search on YouTube:How to use handheld tools to set up heavy duty poppers -- leather craft, sewing, crafts Size Details: Cap diameterTool Type # to useCap lengthSocket diameterStud diameterPost diameterPost length12mm#2035mm11mm11mm11mm6.7mm15mm#2016mm13mm13mm12mm7mm17mm#2016mm13mm13mm12mm7mm12mm Just short of 1/2 Inch 0.47244 Inches15mm Just short of 5/8 Inch 0.59055 Inches17mm Just short of 11/16 Inch 0.66929 Inches Normal 0 false false false EN-US ZH-CN X-NONE MicrosoftInternetExplorer4