Speeds and feeds calculator for Endmills & Ball nose cutters Metric & US units Generates baseline speeds and feeds from tool parameters and material group - Material Removal Rate - Effective Diameter for Ball nose tools - Chip Thinning - Ball nose Step over / Cusp height - Slide tool to adjust cut width / depth - Set maximum RPM Share cutting data via text, email etc. Use in conjunction with your tool supplier's recommended cutting data for quick and easy calculations