Chigaco Easy to use pop riveter. Simple construction for easy maintenance. Great for trailer panels, number plates, and any type of panels maintenance. Features: Compact size, 3/16" (4.8 mm) max. capacity, For rivets in Aluminum, copper and softer materials, Heavy pulling: up to 2,200 lbs (1,000 kg). Transparent container with holes for quick release of rivet ends, Includes: nose pieces for rivets 3/32", 1/8", 5/32" and 3/16" (2.4, 3.2, 4 and 4.8 mm).