RULE,BLACKSMITH'S for FSG 52
A graduated measuring instrument of rust-resisting steel or brass usually with 12 inch or 300 millimeter folding sections. Distinctive graduations and figures on a black finish are generally used.
A graduated measuring instrument of rust-resisting steel or brass usually with 12 inch or 300 millimeter folding sections. Distinctive graduations and figures on a black finish are generally used.
