ham-fisted

Lacking skill in physical movement with the hands; clumsy.

"God damn and blast all you hamfisted yokels!" he was saying. "And you, sir, down there. Take that grin off your face and be more careful, or I'll have you clapped under hatches to sail with us today. Easy, there, easy! Christ, rum at seven guineas an anker isn't meant to be dropped like pig iron!"

Lacking skill in general; incompetent.

[Stephen] Harper has a few weeks' grace, during which he and his ham-fisted finance minister, Jim Flaherty, can ponder the error of their ways.

In 1973, Sonia Orwell broke David Bowie's heart by refusing him permission to adapt her late husband [George Orwell]'s final novel into a rock musical. She had rebuffed every request since the hamfisted 1956 movie version starring Edmond O'Brien, and was never likely to make an exception for a glam-rock dandy, but he was sorely aggrieved.