Made of Alloy steel which has strong durability, high strength and long service life. High-hardness connecting rod, stable clamping, can be connected to various types of power tools 4 Different size rivet heads available: 3/32", 1/8", 5/32" and 3/16", they applied to different sizes of rivets Three-jaw clip with strong bite force make it not easy to nail and slip which improve the working efficiency This riveting adapter can turn your cordless drill into a handy riveting tool make your riveting process much easier and more effective Rivet Gun Adapter Riveter Drill Converter Attachment Durable with a high-hardness aluminum casting housing, alloy steel forged pipe head, durable, labor-saving and efficient. The handle is made of hard plastic and the surface is non-slip. Comfortable grip and is not tired for long hours of work. High-hardness connecting rod, stable clamping, can be connected to various types of power tools. 4 Different size rivet heads available: 3/32", 1/8", 5/32", 3/16", they applied to different sizes of rivets. This riveting adapter can turn your cordless drill into a handy riveting tool that makes your riveting process much easier and more effective. Specification: Grip Length: 4-3/4" Gun Adapter Length: 6" Hex Shank Diameter: 8mm 4 Different Rivet Head Size: 3/32" 1/8" 5/32" 3/16" How to Install: 1.Adjust the electric drill to the appropriate gear position. 2.Open the drill clip, insert the adapter, positive rotation, clamp the connector. 3.Turn on the reverse rotation function of the drill until you hear the sound of DADADA, then put the rivet of the appropriate size. 4.Turn on the positive rotation function, align the holes, and insert the rivets. 5.Turn on the reverse rotation function and exit the rivet. Package Included: 1 x Riveting Gun Adapter 1 x Handle 1 x Wrench 4 x Rivet Head