We are seeking high-quality Indian ebony guitar fingerboards for furniture integration. The material must be Vriksh certified with legal documentation. Please specify:  
1. Minimum order quantity requirements  
2. Price ranges based on different order volumes  
3. Production lead time from order confirmation to shipment  
4. Quality control measures for consistent color (jet black) and grain patterns  
Include details about your processing capabilities for bridge blanks and head plates. We prioritize suppliers with own factory facilities and sustainable logging certifications.