ProGradeCalculators provides rugged, high-utility tools for the modern contractor. We specialize in precision math for the field, ensuring your North American job sites run with zero guesswork and total efficiency.

Pro Quality

Our Vision

We believe precision is the backbone of reliability. Our tools are designed to handle complex soil and frost line variables, giving you the exact volume required for every single post-hole calculation.

Our estimators include a 10% waste factor and calculate exact bag counts for standard 80lb mixes. We focus on utility so you can focus on building structures that last a lifetime in any terrain.

Field Accuracy

Ready to Build

Try our post-hole estimator today.