Description: C Series External Connection Routel Glass Hole Size: Diameter 25mm For Glass Thickness: 8-12mm Material: Made of Stainless Steel 304 or 316 Surface: Machine Brushed or Mirror Delivery time: 3-5days of samples, 10-14days of formal order Certificate of test: SGS,TUV report for Material and Load Data ption: T10 Series External Connection Routel