Has anyone discovered the upholstery (semicircle) needle for attaching brims and crowns. This needle works very well when you are using sinamay and are trying to connect your crowns and brims. I bought some needles a while back and  I never used this needle that was in the packet. Some memory told me that this needle was great for sewing at angles. I used the needle and it wor4ks wonders for attaching the two pieces