These are three-point and two-point internal micrometers that offer you the following benefits:
| Inch-Metric: | Metric | 
| Range: | 150 – 175 mm | 
| Graduation: | 0,005 mm | 
| Maximum Permissible Error J MPE: | ±5 µm | 
| Scale: | Thimble and sleeve satin chrome finish, | 
| Measuring spindle: | Spindle pitch 0,5 mm | 
| Measuring face: | Titanium coated hardened steel taper: tungsten carbide | 
| Measuring method: | 3-point | 
| Delivered: | Including box, key, certificate of inspection | 
| Digital/Analog: | Analog | 
| Mass: | 1210 g | 

| a: | 12.4 mm | 
| b: | 21 mm | 
| c: | 13.8 mm | 
| L1: | 161 mm | 
| L2: | 227 – 252 mm | 
All products of product family Series 368:
|  | 2-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 2-2,5mm, 0,001mm | 50-63mm, 0,005mm | ||
| Mitutoyo 2-Point Internal Micrometer Holtest Part Number: 368-001 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-170 | ||
| For more : sales@axmatic.com | More Info | ||
|  | 2-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 2,5-3mm, 0,001mm | 62-75mm, 0,005mm | ||
| Mitutoyo 2-Point Internal Micrometer Holtest Part Number: 368-002 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-171 | ||
| For more : sales@axmatic.com | More Info | ||
|  | 2-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 3-4mm, 0,001mm | 75-88mm, 0,005mm | ||
| Mitutoyo 2-Point Internal Micrometer Holtest Part Number: 368-003 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-172 | ||
| For more : sales@axmatic.com | More Info | ||
|  | 2-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 4-5mm, 0,001mm | 87-100mm, 0,005mm | ||
| Mitutoyo 2-Point Internal Micrometer Holtest Part Number: 368-004 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-173 | ||
| For more : sales@axmatic.com | More Info | ||
|  | 2-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 5-6mm, 0,001mm | 100-125mm, 0,005mm | ||
| Mitutoyo 2-Point Internal Micrometer Holtest Part Number: 368-005 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-174 | ||
| For more : sales@axmatic.com | More Info | ||
|  | 3-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 6-8mm, 0,001mm | 125-150mm, 0,005mm | ||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-161 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-175 | ||
| More Info | More Info | ||
|  | 3-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 8-10mm, 0,001mm | 150-175mm, 0,005mm | ||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-162 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-176 | ||
| More Info | More Info | ||
|  | 3-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 10-12mm, 0,001mm | 175-200mm, 0,005mm | ||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-163 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-177 | ||
| More Info | For more : sales@axmatic.com | ||
|  | 3-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 12-16mm, 0,005mm | 200-225mm, 0,005mm | ||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-164 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-178 | ||
| More Info | For more : sales@axmatic.com | ||
|  | 3-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 16-20mm, 0,005mm | 225-250mm, 0,005mm | ||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-165 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-179 | ||
| More Info | For more : sales@axmatic.com | ||
|  | 3-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 20-25mm, 0,005mm | 250-275mm, 0,005mm | ||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-166 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-180 | ||
| More Info | For more : sales@axmatic.com | ||
|  | 3-Point Internal Micrometer Holtest |  | 3-Point Internal Micrometer Holtest | 
| 25-30mm, 0,005mm | 275-300mm, 0,005mm | ||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-167 | Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-181 | ||
| More Info | For more : sales@axmatic.com | ||
|  | 3-Point Internal Micrometer Holtest | ||
| 30-40mm, 0,005mm | |||
| Mitutoyo 3-Point Internal Micrometer Holtest Part Number: 368-168 | |||
| More Info | |||
Optional accessories:
|  | Holtest, Borematic Extension 100mm | 
| for 6-12mm Measuring Range | |
| 952322 | |
| For more : sales@axmatic.com | |
|  | Holtest, Borematic Extension 150mm | 
| for 12-20mm Measuring Range | |
| 952621 | |
| For more : sales@axmatic.com | |
|  | Holtest, Borematic Extension 150mm | 
| for 20-50mm Measuring Range | |
| 952622 | |
| For more : sales@axmatic.com | |
|  | Holtest, Borematic Extension 150mm | 
| for 50-300mm Measuring Range | |
| 952623 | |
| For more : sales@axmatic.com | 
| Weight | 1.210 kg | 
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