Origin: Henan, China (Mainland) Brand: Dashan Model: Various Type: Sleeve Material: Copper Copper alloy: Brass, bronze, lead bronze Size: OEM Condition: New Processing: CNC Machining Processing Type: Machined Accessories Samples: Available Customized: As drawing Weight: Based on the model Packaging: Export wooden box package Delivery: 7 days Main production processes: Sand casting, metal mold casting, and centrifugal casting. Our product features: • High load capacity Good anti-wearing • Low coefficients of friction • Good heat conductivity • High corrosion resistance • Long life and maintenance-free • No contaminant by oil or grease