Insert Nut Hand Tool HN-02 Riveting Capacity: M4-M10(8#, 10#, 1/4", 5/ ... all materials Stroke: 5MM Length: 45cm Insert Nut Hand Tool HN-02Riveting Capacity: M4-M10(8”, 10”, 1/4”, 5/16 ... quite easy wayReliable operation, easy maintenance Insert Nut Hand Tool HN-02