ROHM 072693 Key-type drill chuck for bits from 1 to 10mm diameter, PRIMA-I model, J2 mount, for self-centering chuck with jaws
In stock
SKU
RH-072693
€57.30
(Incl. Tax: €69.91)
(Incl. Tax: €69.91)
Chucks for drilling metals, lightweight alloys, low carbon steels, high-strength steels, and stainless steels.
Also excellent for column drills, bench drills, lathes, milling machines, machining centers, and general machine tools.
They can only be used with right-hand drill bits, and the rotation direction of the drills must be clockwise.
Battery-operated and cordless drills with single right-hand rotation can also be used.



Technical specifications:
| Mount mm | J2 |
| Type | I |
| External diameter | 42.8mm |
| Size | 10 |
| Key size | S2A |
| Lenght opened | 61.5mm |
| Lenght closed | 75.5mm |
| Concentricity fluctuation | 0.2mm |
The self-centering chuck with rack and pinion closure is a crucial component for pillar drills, bench drills, lathes, milling machines, and work centers, widely used on machine tools. Designed to ensure a secure grip during drilling operations, the chuck is suitable for materials such as metals, light alloys, low-carbon steels, high-strength steels, and stainless steels. Its operation is ideal for processes that require high precision, as in industrial and mechanical operations. Also known as a drill chuck, drill stand, or key chuck, this tool is mainly used with right-hand drill bits, ensuring reliable and precise clockwise rotation, which is essential for proper machining of tough and durable materials.
The chuck is widely used in various industrial fields where a high level of precision and robustness is required. Professionals such as mechanics, turners, specialized workers, and industrial craftsmen rely on the chuck's efficiency to carry out complex processes in environments like mechanical workshops and industrial sites. Drilling metals and alloys and processing industrial components require a reliable chuck that ensures stability and accuracy in every application.
One of the main advantages of the rack and pinion chuck is its ability to ensure a secure grip on the bits, minimizing the risk of slippage during operations on hard materials such as steel and alloys. This is essential for tasks requiring high precision and safety during processing. Moreover, the ease and speed of changing the bits allow for quick tool changes, improving efficiency and reducing downtime in dynamic environments like workshops and industries.
The robustness of the rack and pinion chuck makes it particularly resistant to wear, especially in high-load industrial operations. This ensures superior durability compared to simpler models, making it ideal for prolonged and intensive use, where the tool is subjected to continuous stress. To maximize its efficiency and lifespan, it is essential to keep the chuck in good condition, performing regular maintenance, cleaning, and lubrication. Using high-quality bits compatible with the chuck's diameter is critical to optimizing tool performance and extending its service life, particularly in the machining of complex metals and alloys.
- Brand:
- ROHM
- EAN Code:
- 4019208018072
- Typology:
- Drill chucks clockwise rotation (RH)
- Size:
- 1 - 10mm
- Shank Type:
- J2
- Concentricity error max (mm):
- 0.2mm
- Diameter "D":
- 42.8mm
- Lengt "L":
- 75.5mm