Question
Download Solution PDFSpanner no. 10 is used for __ bolt.
This question was previously asked in
ISRO SAC Technician B Fitter 6 Nov 2016 Official Paper
Answer (Detailed Solution Below)
Option 3 : M6
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ISRO Technician B: Fitter Full Test 1
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Detailed Solution
Download Solution PDFExplanation:
Spanner
- A spanner is a hand tool with jaws or opening or a ring at one end or at both ends for tightening or slackening nuts and bolts and screw heads.
- It is made of drop- forged, high tensile or alloy steel and heat treated for strength.
Types of spanners
- Open end spanners
- Ring spanners
- Tube or tubular box spanners
- Socket spanners
- Adjustable spanners
- Hook spanners (C-spanner)
| Nominal Size | Spanner Size |
| M1.6 | 3.2 mm |
| M2 | 4 mm |
| M2.5 | 5 mm |
| M3 | 5.5 mm |
| M3.5 | 6 mm |
| M4 | 7 mm |
| M5 | 8 mm |
| M6 | 10 mm |
| M7 | 11 mm |
| M8 | 13 mm |
| M10 | 17 mm |
| M12 | 19 mm |
| M14 | 22 mm |
| M16 | 24 mm |
| 18 | 27 mm |
| M20 | 30 mm |
| M22 | 32 mm |
| M24 | 36 mm |
Latest ISRO Technician B Fitter Updates
Last updated on May 28, 2025
-> ISRO Technician Fitter recruitment notification 2025 has been released
->Candidates can fill ISRO Fitter application form from June 2 to 16.
->A total of 20 vacancies are announced for ISRO recruitment 2025 for Fitter.
->Candidates must have passed SSLC/ SSC/ Matriculation and should have NTC/ITI/NAC in ->Fitter Trade Certificate from an NCVT recognized by the government to satisfy the ISRO Technician B Fitter Eligibility Criteria.
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