Used by craftsmen, handymen, machinists, hobbyists, and modelers for a variety of projects. 36" lengths. No. 497: .039" diameter, 4-pieces per bundle No. 498: .015" diameter, 5-pieces per bundle No. 499: .020" diameter, 5-pieces per bundle No. 500: .025" diameter, 5-pieces per bundle No. 501: .032" diameter, 4-pieces per bundle No. 502: .047" diameter, 4-pieces per bundle No. 503: .055" diameter, 3-pieces per bundle No. 504: .062" diameter, 3-pieces per bundle No. 505: .078" diameter, 3-pieces per bundle No. 506: 3/32" diameter, 2-pieces per bundle No. 507: 1/8" diameter, 9-pieces per bag No. 508: 5/32" diameter, 7-pieces per bag No. 509: 3/16" diameter, 4-pieces per bag No. 510: 7/32" diameter, 4-pieces per bag No. 511: 1/4" diameter, 3-pieces per bag No. 512: 9/32" diameter, 3-pieces per bag