Description
The Magnum 1058 compact 4-inch digital caliper offers precision measurement accurate to 0.001 inches in tight workspaces. Equipped with a high-contrast LCD and a machine-grooved thumb-roll, it seamlessly converts readings across fractional, decimal, and metric formats.
Features
- Compact 4-inch frame – fits easily into tool aprons and tight machining envelopes.
- Three-way scale conversion – reads in fractions, thousandths of an inch, and metric.
- Absolute zeroing capability – resets the display at any point along the slide.
- Integrated auto shut-off – prevents accidental battery drain.
Specifications
- Measuring range: 4″
- Accuracy: 0.001″
- Measurement modes: Fractional, SAE decimal, Metric
- Features: Depth gauge, zero setting, auto shut-off
- Supplier Part Number: K309AF1-1210
- KMS Product Code: MAG-1058
Includes
- 4″ Digital Caliper
- Plastic Case
- Spare Battery
Compatibility
Uses standard coin cell replacement batteries.
Common Shop Applications
- Inspecting fastener thread diameters in tight engine bays.
- Quickly checking sheet metal gauge thickness.
Recommended Shop Add-Ons
- Magnum Thread Pitch Gauges
- Magnum Pocket Rulers
Frequently Asked Questions
Q: Does this small caliper still have a depth gauge? A: Yes, it includes the standard rear extension rod for measuring depth.
Q: Is the 4-inch size too small for general use? A: It is excellent for mobility and small parts, but a 6-inch or 8-inch model is recommended for larger stock.









