Drill Subs are an important accessory used in the drilling contractor industry. The cost of Drill Subs can vary depending on the type and quality of the accessory, the complexity of the job, and the location and service provider. On average, Drill Subs cost $200 per hour, with a cost breakdown of $150 for the accessory and $50 for the service provider. The type and quality of the accessory can affect the cost, as higher-end accessories can cost up to $300 per hour. Additionally, the complexity of the job can also have an impact on the cost, as more complex jobs may require more time and materials, resulting in a higher overall cost. Lastly, the location and service provider can also affect the cost, as certain regions may have higher labor costs than others. All these factors should be taken into account when estimating the cost of Drill Subs.