Description
Jacobs Chuck JCM31037 falls under drill chucks. Type Chuck; finish Nickel; mounting Threaded 3/8-24. Jacobs Chuck lists Hammerlock mechanism locks the jaws against loosening in hammer-drill and high-vibration use; Nickel-finished housing measures 1.68 inches in diameter; 1/2-inch chuck size, tightened by hand rather than a separate key.
Jacobs Chuck JCM31037 specifications
| Item | Jacobs Chuck data |
|---|---|
| Part number | JCM31037 |
| Type | Chuck |
| Finish | Nickel |
| Mounting | Threaded 3/8-24 |
| Bit/Blade Mounting Size Symbol | Round |
| Capacity (max) | 0.5 in |
| Capacity (min) | 0.06 in |
| Chuck Size | 1/2 in |
| Housing Diameter | 1.68 in |
| Key Size | 3/8 in |
| Mechanism | Hammerlock |
| Overall Length (max) | 2.9 in |
| Overall Length (min) | 2.9 in |
| Width | 7.5 in |
| Height | 1.95 in |
Source: Jacobs Chuck published product data.
This Jacobs Chuck Hand-Tite chuck threads onto a 3/8-24 spindle and grips round bits from 0.06 inch to 0.5 inch without a chuck key.
- Split-bite jaw design increases contact with the bit over standard jaws
- Hammerlock mechanism locks the jaws against loosening in hammer-drill and high-vibration use
- Anti-lock nut keeps the chuck from opening under load
- Nickel-finished housing measures 1.68 inches in diameter
- 1/2-inch chuck size, tightened by hand rather than a separate key
A good fit for drill presses and portable drills that need quick bit changes without hunting for a chuck key. Manufacturer item number: JCM31037. Sold individually.
