Specifications: This riveter fits your hand perfectly, which allows you to hold and operate comfortably. Strong pulling force and high work efficiency ensure reliable and stable performance. It is widely used for fastening in metal plates, pipes, cabinets, and etc. User Manual: Insert the electric drill into the conversion chuck, the gear should not be too high Rotate the electric drill clockwise, clamp the chuck to lock At this time, the electric drill rotates the rivet counterclockwise, and the rivet machine makes a "drip" sound before inserting the rivet Point the electric drill clockwise to the hole position and drive the rivet needle Rotate the electric drill counterclockwise to exit the rivet Item Name: Rivet Machine Material: Metal Features: Portable, Durable, Riveting Tool Size Details Riveting Head Size: 2.2mm/0.09", 2.5mm/0.1", 3.2mm/0.13" (Approx.) Rivet Machine Length: 14.3cm/5.6" (Approx.) Handle Length: 8.3cm/3.3" (Approx.) Wrench Length: 7cm/2.8" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Rivet Machine 1 x Handle 1 x Wrench 1 Set of 3 Spare Claw Pieces 3 x Willow Head 1 x Handle Cover