Series 368 - Mechanical Holtest Three-Point/Two-Point Internal Micrometers Complete Set

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Series 368 - Mechanical Holtest Three-Point/Two-Point Internal Micrometers Complete Set

Series 368 - Mechanical Holtest Three-Point/Two-Point Internal Micrometers Complete Set

Series 368 - Mechanical Holtest Three-Point/Two-Point Internal Micrometers Complete Set

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Specification: 368-271

Features & Benefits

The Mitutoyo mechanical Holtest internal micrometer set includes complete gages (micrometer head units and measuring heads) for each size. Three hardened-steel anvils evenly spaced at 120° allow for true alignment of the axis bore for accurate, easily repeatable measurements. The holtest’s ratchet stop mechanism provides a constant measuring force on the hardened-steel spindle to ensure accurate, even measurements.

  • Available in Metric and Inch sets
  • Optional extension rod allows for measuring deep holes
  • Scale on thimble and sleeve is laser etched for easier reading in all conditions
  • Holtests up to 100mm / 4″ diameter measurements supplied in a fitted plastic case
  • Holtests over 100mm / 4″ diameter measurements supplied in a wooden case

SERIES 368 Technical Data

Technology: Mechanical
Ratchet/Thimble: Ratchet Stop

 

Product List

Order No. Contact Point Measuring Method Units Range Graduation Accuracy Setting Rings Individual Range Mass Remarks Extension Rod
368-271 TiN coating Three-point Inch 2.5-3" 0.0002" ±0.0002" - - 450g - 952623
368-272 TiN coating Three-point Inch 3-3.5" 0.0002" ±0.0002" - - 490g - 952623
368-273 TiN coating Three-point Inch 3.5-4" 0.0002" ±0.0002" - - 500g - 952623
368-274 TiN coating Three-point Inch 4-5" 0.0002" ±0.00025" - - 1050g - 952623
368-275 TiN coating Three-point Inch 5-6" 0.0002" ±0.00025" - - 1120g - 952623
368-276 TiN coating Three-point Inch 6-7" 0.0002" ±0.00025" - - 1190g - 952623
368-277 TiN coating Three-point Inch 7-8" 0.0002" ±0.00025" - - 1260g - 952623
368-278 TiN coating Three-point Inch 8-9" 0.0002" ±0.0003" - - 1420g - 952623
368-279 TiN coating Three-point Inch 9-10" 0.0002" ±0.0003" - - 1580g - 952623
368-280 TiN coating Three-point Inch 10-11" 0.0002" ±0.0003" - - 1600g - 952623
368-281 TiN coating Three-point Inch 11-12" 0.0002" ±0.0003" - - 1690g - 952623
368-906 Carbide Two-Point Metric 2-3mm 0.001mm ±2µm 2.5mm 2-2.5mm, 2.5-3mm - - -
368-907 Carbide Two-Point Metric 3-6mm 0.001mm ±2µm 4mm, 5mm 3-4mm, 4-5mm, 5-6mm - - -
368-911 TiN coating Three-point Metric 6-12mm 0.001mm ±3µm 8mm, 10mm 6-8mm, 8-10mm, 10-12mm - with extension rod -
368-912 TiN coating Three-point Metric 12-20mm 0.005mm ±3µm 16mm 12-16mm, 16-20mm - with extension rod -
368-913 TiN coating Three-point Metric 20-50mm 0.005mm ±3µm 25mm, 40mm 20-25mm, 25-30mm, 30-40mm, 40-50mm - with extension rod -
368-914 TiN coating Three-point Metric 50-100mm 0.005mm ±3µm, ±4µm 63mm, 87mm 50-63mm, 62-75mm, 75-88mm, 87-100mm - with extension rod -
368-915 TiN coating Three-point Metric 100-200mm 0.005mm ±5µm 125mm, 175mm 100-125mm, 125-150mm, 150-175mm, 175-200mm - with extension rod -
368-916 TiN coating Three-point Inch 0.275-0.5" 0.0001" ±0.0001" 0.35", 0.5" 0.275-0.35", 0.35-0.425", 0.425-0.5" - with extension rod -
368-917 TiN coating Three-point Inch 0.5-0.8" 0.0002" ±0.00015" 0.65" 0.5-0.65", 0.65-0.8" - with extension rod -
368-918 TiN coating Three-point Inch 0.8-2" 0.0002" ±0.00015" 1", 1.6" 0.8-1", 1-1.2", 1.2-1.6", 1.6-2" - with extension rod -
368-919 TiN coating Three-point Inch 2-4" 0.0002" ±0.00015", ±0.0002" 2.5", 3.5" 2-2.5", 2.5-3", 3-3.5", 3.5-4" - with extension rod -
368-920 TiN coating Three-point Inch 4-8" 0.0002" ±0.00025" 5", 7" 4-5", 5-6", 6-7", 7-8" - with extension rod -
368-926 Carbide Two-Point Inch 0.08-0.12" 0.0001" ±0.0001" 0.1" 0.08-0.1", 0.1-0.12" - - -
368-927 Carbide Two-Point Inch 0.12-0.28" 0.0001" ±0.0001" 0.16", 0.24" 0.12-0.16", 0.16-0.2", 0.2-0.24", 0.24-0.28" - - -

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.