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Custom Alloy Casting 1.Material:Zinc Alloy casting 2.Tolerance:0.002 3.Technic:Die casting 4.Certificate:SGS report Description of our Custom Alloy Casting:1. Materials: Zinc Alloy and aluminium alloy .2. Tolerance: +/-0.002mm3. Finish: Nickel plated, zinc plated, chrome plated, anodic oxidation, power coating etc.4. Advanced equipment: Projecting apparatus, hardness tester.5. ISO & SGS RoHS ...

Newest patent products,with a lower current from computer,the slippers can warm and massage your hand with good temperarue,safe! Features:.Use the carbon fiber as the heating material .Warming the hand with the comfortable temperature(42±3) Celsius. .Be safe to people and computer with the lower voltage (5V) .With USB 4 ports for varieties of external USB devices connection demand, also a HUB . ...