The INSIZE 1120‑150B Digital Inside Groove Caliper is a high-precision tool crafted for measuring internal grooves, slots, and recesses. It features a measuring range from 50 to 150 mm (1.97"–6"), with a fine resolution of 0.01 mm and an accuracy of ±0.06 mm. This makes it ideal for professional applications in machining, inspection, and quality control.
Made from durable stainless steel, it offers essential digital functions such as mm/inch conversion, zero setting, auto power-off, and optional data output. Its compact, easy-to-handle design ensures reliable and repeatable measurements in tight spaces that standard calipers cannot access.
Perfect for workshops, factories, and inspection labs, the INSIZE 1120‑150B is the go-to tool for internal measurement needs.
Key Features:
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Digital caliper specialized for inside groove measurements
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High resolution and reliable accuracy
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Easy-to-use 3-button interface
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mm/inch conversion and data output compatibility
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Sturdy stainless steel build for long-term use
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Auto power-off to preserve battery life
Specifications Table:
| Specification |
Value |
| Measuring Range |
50–150 mm (1.97–6 in) |
| Resolution |
0.01 mm / 0.0005 in |
| Accuracy |
±0.06 mm |
| Overall Length (L) |
270 mm |
| Jaw Width (a) |
8 mm |
| b Dimension |
25 mm |
| c Dimension |
20 mm |
| d Dimension |
90 mm |
| e Dimension |
3.4 mm |
| Buttons |
On/Off, Zero, mm/inch |
| Material |
Stainless Steel |
| Power Supply |
CR2032 battery |
| Data Output |
Optional cable interface |
| Wireless |
Not supported |
| Auto Power Off |
Yes |
