Spline and Key Dimension Calculator
Calculate a user-sized spline or key to fit matching slots across a joint.
Prefilled values are examples. Replace them with measurements and current costs for your project.
Result
Spline/key length along joint
8.000 in
Spline/key thickness
0.2400 in
Spline/key width across joint
0.7550 in
Geometric size only; joint strength and glue fit are not evaluated.
Formula
Spline/key thickness
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Spline/key width across joint
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