STATIC FREE DE-SOLDERING TOOL Desoldering Tool Catalog No. 7420 Replacement Tip Catalog No. 7421 Overall Length 8.25” Outside Diameter 1.03” Barrel Material Nylon Glass Tip Material Conductive Carbon Fiber Tip I.D. 113” Desoldering Tool Catalog No. 7430 Replacement Tip Catalog No. 7431 Overall Length 8.75” Outside Diameter 0.87” Barrel Material Conductive Polypropylene Tip Material Conductive Carbon Fiber Tip I.D. 113”