Kit includes: 3 crystal setting tips (12ss, 16ss, 20ss), 2 flat tips (5mm, 9-1/2mm), button tip, 144 assorted hot fix crystals, 144 assorted hot fix metallic nail heads * Crystal setting tips in the three most common crystal sizes for easy and fun application * Flat tips for setting a variety of metallic nail heads or for alternate gem sizes * Button tip is great for setting clusters of embellishments at once * Suitable for use with any hot fix back embellishments