fix(model): correct primitive creation and grips

Cargo.lock

@@ -890,7 +890,7 @@ checksum = "fc652a48c352aef3ea3aed32080501cf3ef6ed5da78602a020c991775b0aff04"
 [[package]]
 name = "cadkernel"
 version = "0.1.0"
-source = "git+https://github.com/HakanSeven12/cadkernel.git?rev=f85efb6#f85efb659741f8d19d6bf750f3234aa333826926"
+source = "git+https://github.com/HakanSeven12/cadkernel.git?rev=574cf13#574cf13345c266cce01f4413c2ba54dff936f8ab"
 dependencies = [
  "acadrust",
  "cavalier_contours",