Who is Dai Bando and Cyfartha Lewis from How Green Was My Valley and what is their importance? How_Green_Was_My_Valley English & Literature Dai Bando and Cyfartha Lewis | How Green Was My Valley

Dai and Cyfartha are huge, well built coal miners, as well as successful prize fighters. Together, they teach Huw to box, and when Huw is beaten by his teacher..... the two men pay him a visit to make sure it never happens again. When Dai is blinded in a mining accident, the two men buy the Three Bells public house, which Dai tends while Cyfartha continues to work in the colliery.