GYST Impact Stud Tightener 3/8″ Square Drive

Engineered for speed and precision, our Stud Tighteners are the professional choice for high-torque assembly and engine maintenance. Designed to integrate seamlessly with impact wrenches, these tools eliminate the struggle of manual stud installation, significantly reducing assembly time.
Key Features
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- Wide Compatibility: Available for metric stud diameters from M6 to M36 and SAE/British UNF sizes from 1/4″ to 1 1/2″.
- Heavy-Duty Drive Options: Supports square drives ranging from 3/8″ (10mm) to 1″ (25mm).
- Secure Attachment: Features an integrated cross-hole and groove system for locking pins and rings, ensuring maximum safety during high-impact use.
- Built to Last: Durable construction optimized for the rigorous environment of engine assembly and industrial maintenance.
| Technical Specification Standard Metric | |||||
|---|---|---|---|---|---|
| Part No. | Stud Size & Pitch | Stud End Dia | Drive End Dia | Thread Length | Approx. OAL |
| GYST1 – 6 | M 6 x 1 | 11.4 | 19 | 10 | 35 |
| GYST1 – 7 | M 7 x 1 | 12.7 | 19 | 10 | 35 |
| GYST1 – 8 | M 8 x 1.25 | 13.9 | 19 | 12 | 37 |
| GYST1 – 8/1 | M 8 x 1 | 13.9 | 19 | 12 | 37 |
| GYST1 – 10 | M 10 x 1.5 | 16.4 | 19 | 14 | 40 |
| GYST1 – 10/1.25 | M 10 x 1.25 | 16.4 | 19 | 14 | 40 |

