Made of European imported high quality beech sheet, through dipping rubber pressed slab. And complete sets of automatic tapping machine and other advanced equipment processing and production. Its characteristics: good insulation performance, bending resistance, high tensile strength, can be widely used in the transformer fastener.specification M8 to M20 and has its own patented technology; Russian imported birch veneer pressed into a round rod, specification 6mm to 25mm.
