The Yato YT-820304 drill chuck belongs to the GRD series and is designed for workshop, assembly, and service applications where time and reliability are key. Its ratchet mechanism ensures secure fastening and easy operation, eliminating the need for a separate key.
Made of high-quality #45 carbon steel, the chuck is highly resistant to mechanical wear and guarantees long service life. With a holder size of 2–13 mm and a G1/2 20UNF thread, it provides excellent concentricity and stable drill holding, even under heavy loads.
TECHNICAL DETAILS:
| Specification | Details |
| Brand | Yato |
| Model | YT-820304 |
| Series | GRD |
| Product Type | Drill Chuck (Ratchet) |
| Holder Size | 2–13 mm |
| Thread Size | G1/2 20UNF |
| Material | #45 Carbon Steel |
| Ratchet | Yes |
| Features | Self-locking, excellent concentricity, stable grip |
| Key Requirement | No (ratchet mechanism) |









