Description: Power Source: work with the electric drill. Small size and easy to carry. Lower noise. Can complete drilling, pulling rivets and screwing, as long as you have a drill. Can solve these problems: a product of the nut to be installed on the outside, and the inside of the space is small, can not let the sub-riveting machine pressure into the pressure riveting and buds and other methods can not meet the strength requirements. Specification: Material: Carbon Steel, Plastic Color: As Pictures Shown Nozzle size: 1.8 mm, 2.2 mm, 2.8 mm, 3.2 mm Riveting Tool Length: Approx. 230mm/ 9.06inch Package Includes: 1 Piece Riveting Tool 2 Pieces Hex Wrench 1 Piece L Shape Wrench 4 Pieces Nuts Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test