Hunan Estool is a Chinese factory-direct maker of BTA solid-carbide drill heads, trepanning heads and counter-boring tools for deep hole drilling.
Hunan Estool is a Chinese factory-direct manufacturer of BTA solid-carbide drill heads, trepanning heads and counter-boring tools, supplying inserts and guide pads with its deep hole tooling.
Company information is based on Hunan Estool Co., Ltd.'s public website and was last reviewed on 2026-08-28. Verify specifications directly with the supplier before purchase.
| Attribute | Detail |
|---|---|
| Machine types | BTA solid-carbide heads, trepanning heads, counter-boring tools, inserts and guide pads |
| Bore range | — (to be published) |
| Max drilling depth | — (to be published) |
| Processes | bta, trepanning, counter-boring |
| Applications | Oil & Gas, Hydraulics, Mold & Die |
| Certifications | — (to be published) |
Contact Hunan Estool directly for pricing, specifications and delivery.
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View profile →Hunan Estool manufactures BTA solid-carbide drill heads, trepanning heads and counter-boring tools on a factory-direct basis, together with the inserts and guide pads those tools use.
Estool operates its own factory in Hunan, China, selling deep hole tooling factory-direct — which is its main advantage on lead time and unit cost.
Confirm head-to-insert compatibility, guide-pad supply, regrind turnaround and quality documentation. A factory-direct source is only worth it if the tool holds size in production.