Vane Shear Strength

shear strength
Resistance of material (i.e., epoxy) to being broken or torn apart.
Shear strength in reference to soil is a term used to describe the maximum strength of soil at which point significant plastic deformation or yielding occurs due to an applied shear stress.
The internal or cohesive strength of the adhesive.

vane
a fin attached to the tail of an arrow, bomb or missile in order to stabilize or guide it
blade: flat surface that rotates and pushes against air or water
weathervane: mechanical device attached to an elevated structure; rotates freely to show the direction of the wind
A broad blade attached to a rotating axis or wheel that pushes or is pushed by wind or water and forms part of a machine or device such as a windmill, propeller, or turbine
The flat part on either side of the shaft of a feather
A broad, flat projecting surface designed to guide the motion of a projectile, such as a feather on an arrow or a fin on a torpedo