The kit also includes 75 assorted Klik® Poly-Nuts. -Includes: #39200 Thread-Setter Tool, 4mm, 5mm, 6mm, 8mm Mandrels, Nosepieces, Wrench, Instructions and 75 Assorted Klik Poly-Nuts: 25 each #57407, #57409, 15 each #57411, 10 each #57413 with Plastic Case.