Laode German-style 300A-500A
mateial : copper(best),brass(better),iron(good )all have

Durable tip insulators are molded from a high impact/high temperature fiberglass compound
The upper lever is fully insulated
Made from high copper alloy or brass for maximum conductivity and strength.                    

Heavy duty
Parts for all models are replaceable

packing : one piece into a polybag ,then each with a color box