(110 Pcs Riverter Nutsert Tool Set 13" Hand Gun Rivet Nut Rivnut M3-M12 Mandrel 110 piece Rivnuts and Riveter Gun Kit, is an ideal tool for fixing rivets, for any DIY, handyman or construction use. cm): 33 Weight: 1kg Body Material: Alloy Riveting Tool Box Size (cm): 38(L) x 24 (W) x 6 (H) Tool Size Weight Approx.: 2.5Kg Precise Threaded Inserts with capacity: M3: for sheet from 0.5mm to 1.5mm thickness.