Utilities & Cheat Sheets

Hole Size Calculator

Enter a hole measurement to find matching bolt sizes.

in

Imperial Bolts

Metric Bolts

Spacer Calculator

Find the best combination of standard spacers to reach a target length.

in

Common FRC Bearings

Type Bore ID (in) OD (in) Flanged OD (in) Height (in)

Electrical Mounting Cheat Sheet

Common FRC electrical component mounting dimensions.

Vendor Product Hole Dia (in) Screw Mount W (in) Mount H (in) Full W (in) Full H (in)

Disclaimer: These calculators are intended as design aids only. Always validate results with real-world testing. Actual performance may vary due to factors not modeled here.