... sink 2.used for AMPLIFIER,CUP,CERAMIC,CIRCULAR,LED LIGHT 3.tolerance:0.05 mm +/-. ... for using industry over and amplifier big CUP,CERAMIC,CIRCULAR,LED LIGHT2.materials:.6000 aluminum alloy ,sepcial 6063, ... at least.4.finish:anodized, mill finish.5.as per customer drawings and samples and required. if no. ... order lead time is about 30 -40 days as per your order qty.7.FOB SHANGHAI, GUANGZHOU, SHENGZHEN, ...