More info
The DOLPHIN BORE TAPER GAUGE is a handheld, precision measuring instrument manufactured under the Dolphin brand.1 It is essentially a variant of a standard Taper Gauge or Gap Gauge, designed for quickly and accurately measuring internal diameters.
Here is a detailed description:
⚙️ Key Description & Specifications
| Feature |
Description |
| Tool Type |
Taper Gauge (also commonly referred to as a Bore Gauge or Slot Gauge). |
| Function |
To measure the internal diameter of cylindrical holes or bores, and the width of slots or gaps. |
| Material |
Typically manufactured from good quality Stainless Steel (often hardened) for durability and corrosion resistance. |
| Measurement Range |
The most common model found is the 1mm to 15mm range. Other ranges may exist. |
| Graduation (Resolution) |
The gauge face is etched with Metric graduations, often in 0.1mm increments. |
| Usage Method |
The tapered blade is inserted into the bore, slot, or gap until it fits snugly. The measurement is read directly off the scale at the point where the blade meets the opening's edge. |
| Design |
It is a simple, non-digital, non-dial mechanical gauge, featuring a long, thin, tapered blade that is marked with a scale. |