Package Included:1 x Riveter1 x 3.2mm Riveter Head1 x 4.0mm Riveter Head1 x 4.8mm Riveter Head1 x 6.4mm Riveter HeadSpecification:Size: Approx. 32.5x13.7x4.2cm / 12.8x5.4x1.65"Can drive rivets of 3.2mm