... , stainless steel fittings Model no.: GLD-9 Specification: GLD-8 high-quality products, aluminum pipe, with light or handrail, big power motor ... . Pattern Drilling Machine Model no.: GLD-12 Model no.: GLD-13 auto adjust lens center deviceSpecification: Stainless steel parts, big power ... , fast speed, competitive price.Photos and packing of lens drilling: HIGH QUALITY Lens drilling