Workshop calculators
Machine, tooling, belt-drive, and dust collection calculators for safer, more predictable setups.
Tap Drill Size Calculator
Estimate an inch tap-drill diameter from nominal major diameter and threads per inch.
Open calculator →WorkshopOpen Belt Length Calculator
Estimate the length of an open belt connecting two pulleys.
Open calculator →WorkshopDust Collection CFM Calculator
Estimate airflow from duct diameter and target conveying velocity.
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