Our Services Home / Services Our Services royal metals ltd. Royal Metals Ltd. offers additional services including cutting, drilling, tapping, centerless turning and grinding, milling, trepanning, welding, painting, packaging, and assembly. Services Royal Metals Ltd. 01 Centerless Grinding & Turning View Product 02 Milling View Product 03 CNC Milling & Turning View Product 04 Trepanning View Product 05 Engineering View Product