Countersink / Counterbore

Standards / Source-Audited

Choose the fastener family and size. The app shows the standard machining feature, dimensions, and a section view using the same shop-geometry layout as the other calculators.

Fastener Type Standard Fastener Size Clearance FitNormal fit is intended for general conventional assembly.

Machining Feature

Machining Dimensions

Reference & Use

Engineering reference only. Verify critical dimensions, parameters, machine/tool limits and governing specifications before use. Terms & Disclaimer