Coat of arms of Chissell

The blazon

ar. three bars nebulee gu. on a bend sa. three mullets or. — Crest, three chisels ar. handles or, two in saltier, the handles in base, and one in pale, the handle in chief,

A blazon is the description of a coat of arms in the technical language of heraldry. The drawing comes from that text, and from nothing else.