NPHT inserts are a common choice for high feed drilling on CNC lathes and machining centres. Estool supplies them as direct from factory replacements, ground to the original geometry and coated for your material, so you can keep the cutting data you have already proven in production.
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Check the NPHT insert sizes and grades below against the parts you machine. Need a different corner radius, or a tougher substrate for interrupted cuts? Tell us the working conditions and we will propose a grade and coating combination to match.
Name: NPHT/NPMT BTA deep hole drilling inserts (equivalent with Iscar size) Coating: YP3025( black, Balzers coating) Workpiece: General purpose for steel, die steel, stainless steel,cast iron...ect 1. All our supply is original CNC carbide insert; 2. Large store in our storehouse for CNC carbide insert; 3. Have good price for these turning, milling, threading and drilling CNC turning inserts and cemented carbide cutt...
Direct from our factory in Zhuzhou, Hunan — the carbide capital of China.
Founded in 2018 in Zhuzhou, China's cemented-carbide capital. Real workshop photos, production videos and machining case studies are available for every product line on request.
Our team is trained in materials science and mechanical engineering with 10+ years of carbide experience. Send your workpiece material and cutting conditions, and we will recommend the right grade and geometry for free.
CNC grinding and PVD/CVD coating lines run under a strict quality system. Every batch ships with an inspection report, and third-party testing (SGS / TÜV) is welcome before shipment.
Factory-direct pricing with no hidden fees. A formal sales contract covers every order, verified quality issues are replaced free of charge, and orders ship worldwide within 3–7 days.
NPHT inserts run through the same in-house process as the rest of our drilling range: pressing, sintering, precision grinding, coating and final inspection, with traceability kept for every batch.
Ordering several NPHT sizes at once? Send the full list and we will consolidate it into one shipment to keep your freight cost down.
Tell us the grade, size and quantity you need, our engineers will reply with the best price within 24 hours.
Tell us the model, grade and quantity — our engineers reply with pricing within 24 hours.
