swe have different size quick coupler to fit most of excavator. EDT qucik coupler, quick link, easy operation with super performance.1, EDT hydraulic rock ... andmodels of excavator, such as, Cat, Komatsu, Hitachi, kobelco, JCB, John Deere, Volvo, Terexetc. 3, Brand reputation: EDT hydraulic hammer maintains the ... always wholesale our spare parts at the lowest price. EDT quick coupler