S1P3L1I1N1E1S1
9 points
SPLINES is validvalid
SPLINE, to provide with a key that connects two rotating mechanical parts [v]
SPLINE, to provide with a key to make a wheel and shaft revolve [v]
SPLINE, to provide with a key that connects two rotating mechanical parts [v]
SPLINE, to provide with a key to make a wheel and shaft revolve [v]