SPI Hole Micrometer

$244.24$970.71

SPI Hole Micrometers – Three point internal mikes for precise direct measurement of bore diameters

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HoleMike Bore Gages Features

  • Brand SPI Swiss Precision Instruments
  • Mechanical Inside Micrometers
  • Three point internal mikes for precise direct measurement of bore diameters.
  • Self aligning and self-centering.
  • Carbide measuring anvils.
  • Hole – Mike and Setting Ring accuracy within ±.0001″.
  • Ratchet stop provides uniform measuring pressure and assures highest reading accuracy.
  • Suitable to measure to within .050″ of bottom of blind holes.
  • Feelers taper toward the back for positive reading on the front edge.
  • Sets 10-700-3,  10-720-1, 10-730-0  Include Setting Rings And Spanners In Wooden Case

Available Options

measuring-range Product Number
150-275-set 10-700-3
150-175 10-701-1
175-225 10-702-9
225-275 10-703-7
275-500-set 10-710-2
275-350 10-711-0
350-425 10-712-8
425-500 10-713-6
500-800-set 10-720-1
500-650 10-721-9
650-800 10-722-7
800-1-600set 10-730-0
800-1-0 10-731-8
1-0-1-2 10-732-6
1-2-1-4 10-733-4
1-4-1-6 10-734-2
1-6-2-0 10-741-7
2-0-2-4 10-742-5
2-4-2-8 10-743-3
2-8-3-2 10-744-1
3-2-3-6 10-745-8
3-6-4-0 10-746-6
4-0-5-0 10-751-6
5-0-6-0 10-752-4
6-0-7-0 10-754-0
7-0-8-0 10-755-7
8-0-9-0 10-757-3
9-0-10-0 10-758-1
10-0-11-0 10-760-7
11-0-12-0 10-761-5

SPI Hole Micrometer

Order   # Description        Range Measuring Reading Measuring Depth
10-700-3 Hole Mike Set       .150-.275″
10-701-1 Hole Mike               .150 – .175″           .0001″            .78″
10-702-9 Hole Mike              .175 – .225″          .0001″            .78″
10-703-7 Hole Mike              .225 – .275″         .0001″             .78″
10-710-2 Hole Mike Set       .275-.500″
10-711-0 Hole Mike              .275 -.350″           .0001″            2.00″
10-712-8 Hole Mike              .350 -.425″         .0001″             2.00″
10-713-6 Hole Mike              .425 -.500″         .0001″            2.00″
10-720-1 Hole Mike Set       .500-.800″
10-721-9 Hole Mike              .500 – .650″      .0002″             2.36″
10-722-7 Hole Mike              .650 – .800″     .0002″             2.36″
10-730-0 Hole Mike Set      .800-1.600″
10-731-8 Hole Mike             .800-1.000″     .0002″             3.15″
10-732-6 Hole Mike           1.0-1.2″               .0002″             3.15″
10-733-4 Hole Mike           1.200-1.400″     .0002″            3.15″
10-734-2 Hole Mike           1.4-1.6″               .0002″           3.15″
10-741-7 Hole Mike           1.600-2.000″     .0002″           3.54″
10-742-5 Hole Mike          2.000-2.400″    .0002             3.54″
10-743-3 Hole Mike          2.400-2.800″    .0002            3.54″
10-744-1 Hole Mike          2.800-3.200″    .0002            3.54″
10-745-8 Hole Mike         3.200-3.600″    .0002            3.54″
10-746-6 Hole Mike         3.600-4.000″    .0002           3.54″
10-751-6 Hole Mike         4.000-5.000″     .0002″         5.51″
10-752-4 Hole Mike         5.000-6.000″    .0002″          5.51″
10-754-0 Hole Mike         6.000-7.000″    .0002″          5.51″
10-755-7 Hole Mike         7.000-8.000″    .0002″          5.51″
10-757-3 Hole Mike         8.000-9.000″    .0002″          5.51″
10-758-1 Hole Mike         9.000-10.000″   .0002″         5.51″
10-760-7 Hole Mike        10.000-11.000″   .0002″         5.51″
10-761-5 Hole Mike         11.000-12.000″   .0002″         5.51″

SPI Hole Micrometer


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