0 to 20mm External Dial Calipers

• Outside/External dial thickness calipers with a 0mm to 20mm measuring range
• The caliper offer outside thickness measurement with a reach of 70mm
• The legs have raised contact points allowing easy access into grooves, over stepped work pieces and measuring other hard to reach areas
• The sprung jaw closing mechanism provides a constant measuring force and can be used to detect tapers or thickness variations along a work piece
• The legs of the outside calipers are sprung closed and operated by the lever under the handle
• To calibrate the caliper use a known setting standard, for example a slip gauge or internal micrometers
• With the legs set between the known size turn the outside ring on the dial to match the size. The calipers are now calibrated to measure any size within its range
• To measure the thickness, pull the lever towards the handle, slowly release the lever and the measurement will be shown
• They are constructed of high quality hardened stainless steel, heat insulating handle and 55mm diameter dial indicator
• Measuring Range - 0-20mm

Machine-DRO History - A division of The Allendale Group, a family run British company founded in 2003. Our roots are firmly based in the UK, with a head office, engineering and inspection department at our works in Hoddesdon, Hertfordshire. We pride ourselves on being a measuring tool specialists offering tools, services, advice and expertise to our end customers and international distributor network.

Key Specifications

Leg Reach - 70mm, Contact Point Length - 10mm

Resolution - 0.01mm

Shipping & Delivery Information

We are committed to providing reliable, flexible delivery options to suit your needs. Here’s everything you need to know about our shipping and delivery process.

Our Couriers

We’ve partnered with trusted couriers to ensure your order arrives safely and on time:

• Royal Mail
• DPD
• DHL
• Palletways (for heavier items)

This variety enables us to offer delivery options tailored to your order size and location.

Same-Day Dispatch

• Order by 2:30 PM GMT/UTC on a working day, and we’ll dispatch all in-stock items the same day.
• Orders placed after this time will be processed on the next working day.

Delivery Times

• UK Orders: 1–5 working days*
• European Orders: 3–10 working days*
• Rest of the World: 4–15 working days*

*Delivery times are estimates and may vary based on your location and courier performance.

Shipping Costs

• Shipping rates are calculated based on the total weight of your order.
• A small additional charge (around 10%) is added for packaging and handling.
• The most suitable delivery option will be automatically selected at checkout.
• If no option is shown, please contact us for assistance.

Special Delivery Options

• Time-specific and Saturday delivery options are available for added convenience.
• These can be selected during checkout, where available.

International Shipping

• We ship to most countries worldwide.
• Simply select your destination at checkout to view available options.
• Import taxes and customs duties are not included in our shipping fees and must be paid upon your goods’ arrival at customs.
  For more information, visit DHL.com or consult your local postal service.

Order Collection

Prefer to collect your order?

• Select Collection as your delivery option at checkout, and we’ll have your order ready for pickup.

Additional Information

• All delivery times are estimates and subject to factors beyond our control, such as customs delays or courier issues.
• For any questions or further assistance, please don’t hesitate to contact us.

Warranty Coverage

Standard Warranty: All products are guaranteed for one year from the date of purchase (unless otherwise specified).

During the warranty period, we will repair or replace any defective products at no charge (return-to-base warranty), excluding normal wear and tear.

Eligibility

To benefit from our warranty, please ensure that:

• The product has been installed and used according to the instructions or user manual provided.
• The product is used for its intended purpose as described in the manual.

Please note: Accidental damage, consequential losses, and misuse are not covered by this warranty.

Exclusions

The following consumable items are not covered:

• Batteries
• Solder tips
• Heating elements