The 800 series is one of the most widely used indexable drilling systems in the world, and Estool manufactures 800 inserts to fit it. Choose the grade that matches your workpiece, or send us the material and cutting data and we will select the substrate and coating for you. Factory direct pricing, no minimum order.
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Below you will find the 800 insert sizes and geometries we manufacture. Because the same holder often runs several insert geometries, please confirm the corner radius and chipbreaker you need, or send a drawing or a used insert and our engineers will confirm the match.
Dimension D Intermediate insert Center Insert Peripheral Insert φ25mm-28.5mm 800-050308M-C 800-050308M-I 800-060308H-P φ28.6mm-31.99mm 800-06T308M-C 800-050308M-I 800-060308H-P φ32mm-33.99mm 800-06T308M-C 800-06T308M-I-L 800-08T308H-P φ34mm-35mm 800-08T308M-C 800-06T308M-I-L 800-08T308H-P φ35.1mm-38.99mm 800-08T308M-C 800-08T308M-I-L 800-08T308H-P φ39mm-43mm 800-08T308M-C 800-08T308M-I-L 800-09T308H-P φ43.01mm...
Dimension Type L W S Range(mm) 800-06A 18 6 3 φ25-31 800-07A 20 7 3.5 φ31.01-39.6 800-08A 25 8 4.5 φ39.61-47 800-10A 30 10 4.5 φ47.01-54.99 800-12A 35 12 5.5 φ55.00-65.00 800-14D 35 14 7 φ63.5-74.99 800-16D 35 14 7 φ75.0-84.99 800-18D 35 14 7 φ85.0-99.99 800-20D 50 20 8.5 φ100-109.99 800-24D 50 20 8.5 φ120-129.99 Grades Description CVD coated cemented carbide Grade Description Equivalent to ISO YC1015 MT-CV...
Grades Description: CVD coated cemented carbide Grade Description Equivalent to ISO YC1015 MT-CVD coated, the substrate with excellent wear resistance in combination with MT-TiCN,fine grained AL2O3TiN multi-layer coating, which is suitable for finishing of steel. P05-P15 YC1025 MT-CVD coated, Cutting edge with good toughness in combination with TiCN+Al2O3(thick)+TiN multi-layer coating,which is suitable for semi-fini...
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.
800 inserts are produced on dedicated grinding lines, which is how we keep edge quality and repeatability stable across large orders. Send a trial quantity and judge the finish on your own parts.
You may also need 880 inserts or drilling accessories for the same machine. Add them to your enquiry and we will quote the complete set in one go.
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.
