Construction Master 5 calculator
Construction Master 5 calculator
The Essential Tool for Building Professionals
With the Construction Master 5, you'll get easy-to-use fast, accurate construction-math solutions for plans, layouts and on-site construction. Enter the numbers, just as you would say them, and the answers appear in an instant. Calculate roofs, stairs, circles, and more. Works in and converts between feet-inches-fractions and decimals, including metric. Use it in the field or office to save time, reduce costs, prevent re-work and maximize profits.
For Contractors, Framers, Builders, Architects, Engineers and Tradespersons
Calculations and Dedicated Functions:
- Complete stair calculations for risers, treads, stringer length, stairwell opening and incline angle
- Built-in right-angle functions for square-ups, slopes and more
- Area, volume and perimeter solutions
- Rafter function solves for common rafters, regular and irregular hips, valleys and jacks
- Circular and arc: areas, diameters, circumference
- Advanced solutions for circles, arches, columns, cones, pillars, windows and post-holes
- Find volumes for concrete driveways, columns and more
- Arched rake-walls with on-center spacing in ascending or descending order
- Quickly calculate the number of on-center studs for an entered length
- Solve equal sided polygons, corner and bi-sect angles, side length, perimeter and area
- Board feet lumber estimating
- Easily solve unit costing and pricing
Dimensional Math and Conversions
- Works in and converts between building dimensional units: Yards, Feet-Inch-Fractions, Decimal Feet-Inches and Metric - including Area and Volume
- Find Weight per Volume
Added Features
- User Preferences: Set custom defined options such as Fractional settings for 1/2, 1/4, 1/8, 1/16, 1/32, and 1/64
- Backspace Key: Makes it easy to change just-entered values
- Cost per Unit: Easily solve unit costing and pricing
- "Paperless" Tape: Allows for review of last 20 entries; double- check totals
- Standard Calculations: Works as a math calculator with +, -, +/-, ×, ÷, %, π, 1/x, x2, and √.
- Automatic Shut-Off saves battery life
Includes: Protective slide-on hard case, pocket reference guides in English and Spanish, one CR2016 long-life battery, one-year warranty
Tech Specs
Size: 5.7" x 3.0" x 0.65" (145mm x 76mm x 17mm)
Product Weight: 7 oz. (200 grams), includes case and Pocket Reference Guide
Power: One 3-volt CR2016 long-life battery
Display Type: LCD: 11 digits, 7 normal, 4 fractions
Display Dimensions: 0.73" x 2.56" (19 mm x 65 mm)
Accuracy: 10 digit internal accuracy
Shipping & Returns
Shipping & Returns
Get FREE Shipping Canada Wide* When You Spend Over $149.00!
For every purchase that is over $149 (Before Tax) and doesn’t weigh more than 50 lbs and is not over sized , we'll ship your order at no charge to you, that’s right, FREE!!!
Free Shipping Policy Restrictions
Free Shipping is not available for Large and or Heavy items (over 50lbs) Any Items that fall into this category will be shipped via the most economical rates and options that are available. Orders being shipped to P.EI, NFLD,NWT, Yukon and Nunavut are not eligible for Free Shipping.*Our Free Shipping Policy is subject to change without notice
How long will it take to get my order?
Most in Stock orders ship same day if placed by 1:00 PM eastern time (Monday-Friday)* **
Orders shipping to non remote locations within Ontario and Quebec should arrive witin 2-3 Business days.
Orders Shipping to the Maritimes or Western Canada to non remote areas usually arrive within 3-5 business days
*Large Over Weight and LTL Freight shipments may require 1 or more business days to prepare for shipping and can take 5-7 business days or more to arrive.
*Orders received Friday after 1:00 PM eastern time, on weekends, or on holidays, will be shipped out the next business day.
What shipping carriers do you use?
Most orders are shipped courier via Purolator, UPS, or Canada Post. We will use other carriers at our own descretion depending on Product size and weight.
Do you ship overseas?
We are currently mainly shipping within Canada and the USA but we are slowly adding Other Countries. Please Contact us if you are unable to Checkout. See more out International Orders HERE
I only received part of my order, where is the rest?
Your order may ship in more than one package depending on the quantity or size of the products purchased. Also, items in your order may ship from either of our 2 locations and arrive in separate deliveries.
Sometimes we place smaller items from your order inside of one box to save on shipping so always open all boxes to confirm what you have recieved.
Can I return my product?
Our return policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
You can initiate a return using our return portal here: Returns Portal
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted (if applicable)
Any item not in its original condition, is damaged or missing parts for reasons not due to our error
Any item that is returned more than 30 days after delivery
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at info@wiselinetools.ca.
Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at info@wiselinetools.ca and send your item to: Wise Line Tools Inc., 20 Clearview Dr, Tillsonburg ON N4G 4G8, Canada.
Shipping
To return your product, you should mail your product to: Wise Line Tools Inc., 20 Clearview Dr, Tillsonburg ON N4G 4G8, Canada
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.
Depending on where you live, the time it may take for your exchanged product to reach you, may vary.
If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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How long does it take to process an order?
How long does it take to process an order?
Orders are typically processed within 1 business day. You will receive a confirmation email with tracking details once your order has been shipped. Please note that processing times may be slightly longer during high-demand periods or sales events.
Do you ship internationally?
Do you ship internationally?
Yes, we offer international shipping to most countries. Shipping rates and delivery times vary depending on the destination. Any applicable customs duties or taxes will be the responsibility of the recipient.
What is your return policy?
What is your return policy?
We accept returns within 30 days of delivery. To be eligible, items must be unused, in their original packaging, and accompanied by proof of purchase. If the item is faulty or damaged, we will cover the return shipping and provide a replacement or full refund.

