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Can custom countersinks be made? How? Lead time?

Yes - Lihao Technology offers professional custom manufacturing for special needs. What can be customized: 1. Special angles: beyond standard 60/82/90/100/110/120 degrees, any angle such as 75/85/95/105 degrees; 2. Special sizes: head diameter, shank diameter and overall length - e.g. 9, 11, 13, 15, 18mm diameters; 3. Special structures: extended shanks (deep holes), reduced necks (clearance), pilots (concentricity), depth stops (depth control), taper shanks (Morse etc.); 4. Special materials: M35 cobalt HSS, M42 cobalt HSS, PM HSS, carbide; 5. Special coatings: TiN, TiCN, TiAlN, AlCrN, DLC; 6. Special flute counts: 1, 2, 3, 4, 6 flutes; 7. Anything else per your needs. Process: 1. Provide requirements: angle, size, material, coating, quantity, application; 2. Technical discussion: our engineers confirm details and provide a design; 3. Quote: price and lead time confirmed; 4. Contract and deposit; 5. Manufacturing with strict QC; 6. Inspection and shipping with balance payment; 7. After-sales support. Information needed: 1. Drawing or sample (preferred); 2. Angle, head diameter, shank diameter, overall length; 3. Material and coating; 4. Flute count; 5. Quantity; 6. Application (material, machine, use); 7. Other special requirements. Lead times: 1. Regular custom (special angle or size): about 7 days; 2. Complex custom (extended shank, pilot, depth stop): 10-15 days; 3. Carbide custom: 15-20 days; 4. Rush orders: negotiable with a rush fee. Minimum order: 1. Regular custom: 5 pieces; 2. Complex custom: 3 pieces; 3. Special materials (carbide etc.): 2 pieces; 4. Negotiable. Advantages: 1. Meets special needs that standard tools cannot cover; 2. Higher efficiency and quality with purpose-built tools; 3. Lower total cost - higher unit price but much better efficiency and life; 4. Technical support - engineers follow the whole process. Lihao Technology has 10+ years of custom experience - stable quality, on-time delivery, fair pricing. For custom needs, contact 15818389531 (WeChat same number).

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