CNC Machining ∙ Precision Straightening ∙ Centerless Grinding ∙ Part Marking ∙ Shaft Weld Repairs Best Quality. Cassco quality means supreme excellence. We believe manufacturing is an art-form and our team members are masters of their craft. Best Delivery. 99.5% on-time. 90& ahead of time. We create customized, protected packaging to ensure your order is pristine upon delivery. 24/7 Service. Tight deadline? We work nights and weekends to meet or exceed your deadlines. We’ll keep you updated with real-time progress reports so you never have to worry.