Herter's Line Splicer. a) Line Splicer. Material: metal, plastic. Size: 3" L. Description: silver metal needle with black plastic handle. c) Line Splicer Package. Material: paper. Size: 2 1/2" x 4 1/4". Description: brown paper envelope; black print on front: "Herter's, Waseca, Minn., U.S.A., Item: Line Slicer, Size, Quantity 1."