A bad workman blames his tools
a bad workman blames his tools
If someone performs a job or task poorly or unsuccessfully, he or she will usually lay the blame on the quality of his or her equipment, or other such external factors, rather than take responsibility for his or her own failure. When Mary blamed the oven for burning the turkey on Thanksgiving, her husband jokingly replied, "a bad workman always blames his tools."
A bad workman blames his tools.
something that you say when someone blames the objects they are using for their own mistakes 'This oven burns everything.' 'You know what they say, a bad workman blames his tools.'