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Travelling Microscope
Original price was: ₹10,000.₹5,500Current price is: ₹5,500. (Exc. GST)
Stop Clock
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Screw Gauge | Micrometer
- A screw gauge is a precision measuring instrument.
- It is used to measure the diameter or thickness of small objects.
- It consists of a frame, a thimble, a sleeve, a ratchet, and a screw.
Price range: ₹150 through ₹200 (Exc. GST)
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- Warranty 1 year
- Free 7-Day Replacement
Description
Screw Gauge (Micrometer) — 0.01 mm Precision
A precision micrometer screw gauge for measuring wire diameter and sheet thickness, made for school and college physics labs. Manufactured in Ambala by Samtech Instruments.
0.01 mm least count20 mm & 25 mm rangesRatchet & lock nutMade in Ambala
This screw gauge (also called a micrometer screw gauge) is a precision instrument used to measure very small lengths — the diameter of a wire or the thickness of a thin sheet — to an accuracy of 0.01 mm, far finer than a ruler or vernier caliper. As a screw gauge manufacturer in Ambala, Samtech Instruments supplies these micrometers direct to schools, colleges and labs across India at manufacturer prices.
Specifications
| Instrument | Screw gauge / micrometer (analog) |
|---|---|
| Least count | 0.01 mm (0.001 cm) |
| Available ranges | Routine 0–20 mm · Superior 0–25 mm |
| Reading | Main scale + circular (thimble) scale × least count |
| Features | Ratchet stop, lock nut, U-shaped frame |
| Best for | School & college physics labs, workshops |
| Brand / Origin | Samtech Instruments · Ambala Cantt, India |
Key Features
0.01 mm accuracyMeasures to a hundredth of a millimetre for fine, reliable readings.
Two range optionsChoose 20 mm (routine) or 25 mm (superior) to suit your experiments.
Ratchet & lock nutConsistent, gentle pressure every time and a lock to hold the reading.
Lab-grade buildSturdy U-frame made to survive years of classroom use.
New to using one? Read our full guide: Screw Gauge Least Count — Formula, Diagram & How to Read.
Applications
-
Measuring the diameter of a wire
-
Measuring the thickness of a metal sheet or paper
-
CBSE / ICSE / state-board physics practicals
-
Engineering workshops and quality-control labs
Why Buy From Samtech Instruments
As a screw gauge manufacturer in Ambala — India’s hub for scientific instruments — you buy direct at manufacturer prices, with no middleman:
Manufacturer-direct pricingSchool & institution supplyPan-India deliveryGST invoicing
In stock — from ₹150 (excl. GST). Order online or request bulk pricing for your school or college lab.
Frequently Asked Questions
What is the least count of this screw gauge?
The least count is 0.01 mm (0.001 cm) — it can measure to a hundredth of a millimetre. See our screw gauge least count guide for the formula and examples.
What ranges are available?
Two options: a Routine model measuring 0–20 mm and a Superior model measuring 0–25 mm. Select your range above.
Who manufactures this screw gauge?
It is manufactured and supplied by Samtech Instruments, a screw gauge manufacturer in Ambala Cantt, Haryana, India, with pan-India delivery.
Can I order in bulk for a school or college?
Yes. We supply schools, colleges and coaching institutes at bulk and institutional rates with GST invoicing. Send us your requirement for a quotation.
Specification
Overview
| Quality | Routine 20mm, Superior 25mm |
|---|
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