Material: Aluminum Process: diecast +machining Surface: powder coating Casting range:0.01 kg-18kg ISO certified 1.Material: aluminum alloy A380, A360, ADC12, etc. zinc alloy 3# Zinc, 5# Zinc, 7# Zinc etc.2.Process:a)Die casting.b)Machining. Including turning, cutting, milling, grinding, drilling, reaming and threading.c) Surface treatments available: sand blasting, shot blasting, power coating, ...