GIANTISAN Pop Rivet Tool Kit Click HERE for more information! ONE-STOP SOLUTION: This rivet gun kit includes a rivet gun, 200 pcs aluminum rivets( 50pcs per size), 4 drill bits, a user manual, and a rugged carrying box, to provide you with everything you need to start riveting. SIMPLE TO USE: The 4 interchangeable heads 3/32"(2.4mm), 1/8"(3.2mm), 5/32(4mm) and 3/16"(4.8mm) are marked and color coded, stored on handle for easy replacing tool-free. STRONG AND DURABLE: The pop rivet gun which is made from high strength aluminum alloy and carbon steel, is durable enough for long life performance. WIDE APPLICATION: Metal work, Gutter, automotive, aviation, railway, elevator, instrument, furniture and other common projects.