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1. A1100h18 can protect the circuit board against scratches and pressing marks.
2. It improves the nicety degree of the drilling position. It makes the drilling have guidance so that the drill works without deflection.
3. It significantly lengthens the life of the drill bit. Its specific alloy composition can keep the cleanness and the cooling of the drill bit. Whats more, it is a good conductor of heat so it prevents overheating of the drill bit and it can avoid the oxidation of the surface.
Aluminum Entry
