Calculated Industries Machinist Calc 4089 Pro International

• Speeds and Feeds - Easily calculates your spindle speed RPM and feed rate (IPM) values
• Trigonometric Functions - Sine, Cosine, Tangent, Arcsine, Arcosine and Arctangent
• Right Triangle Math - Solves sine bar angle or any calculations involving unknown sides or angles. Easily converts between X-Y and polar co-ordinates
• Work in and convert between Metric and U.S. Units - Metres, centimetres, millimetres, feet, inches, fractions and mils. Tons, grams, kilograms, metric tonnes and pounds
• Works as a standard math calculator - +, -, +/-, %, 1/x, Pi, square root with memory and auto shut off
• Bolt Pattern - Easily calculates centre to centre chord lengths and all your x-y co-ordinates for any diameter circle or number of bolts from any start point (centred, rotated or x-y offsets)
• Thread sizes - Finds the tap or rod sizes of entered numeric, fractional or metric threads for any percent thread grip. Also provides the pitch, major and minor diameters for the specified class, grade and type
• Drill Point - Find the drill point cut depth for any cutting angle and drill size
• Drill Size - Gives you the closest fitting drill size for any hole diameter; plus scrolls up/down drill chart through all numeric, letter and metric sizes
• Included with the calculator is a rugged, shock, dust and moisture resistant Armadillo Gear case. Long life batteries (Two LR44), Quick Reference Guide and Easy to follow users guide

Engineers Calculator - Advanced Machining Math and Reference Tool

Key Specifications

Size - 160mm x 90mm x 25mm. (6.25" x 3.5" x 0.9") with Armadillo Gear case

Power - Two 1.5V (LR44/A76) Long Life Batteries

Display - 12 Digits (8 normal, 4 fractions) with full Annunciators

Accuracy - 12 Digit Internal Accuracy

Full One Year Limited Warranty

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