Connecting Rod Cast Aluminum Tapered Tip Connecting Rod Hardware Tools for Air Compressor 12x20x85mm Sandblasted Surface---There are no casting defects such as sand holes, cracks, looseness, inclusions, etc. on the surface after being sandblasted.Casting Tolerance---Casting dimensional tolerance is CT6 level specified in GB6414, and the wrong value is not more than 1.Application---The tool is designed with strong rigidity especially for the big head and meets sufficient fatigue strength requirements.Small and Portable---Small in size and light in weight, the tool is convenient and easy to take and use.Stable Performance---The connecting rod possesses good performance, ensuring stable working. Specification: Item Type: Connecting Rod Material: Cast Aluminum Model: 12x20x85mm Small Hole Diameter: Approx. 12mm±1 / 0.5in Large Hole Diameter: Approx. 20mm±1 / 0.8in Center Distance Between Two Holes: Approx. 85mm±1 / 3.3in The Shortest Distance Between Two Holes: Approx. 69mm / 2.7in Purpose: Air Compressor And Pump Accessories Package List: 1 x Connecting Rod