World Famous Alligator Clip, Gold Plated Steel, 10 Amps, Length 2″ (51mm), Jaw Opening .31″ (7.8mm), Uses BU- 62- Insulator The BU-60 series is the most used electrical alligator clip in history.Most common and versatile Alligator clipCompatible with all shrouded, unshrouded and retractable 0.16” (4mm)banana plugsCan also be attached by solder or crimp connectionMaterial: nickel-plated steel, solid copper, stainless steel (including spring and rivet), black nickel plated steel, gold plated steel Rating: 10 AmpsPackaged in Bulk