C.S.Osborne & Co. No. 418 - Tufting Clasps, 100 pack (MPN#14388) C.S.Osborne & Co. No. 418 - Tufting Clasps, These clasps are used with C.S. Osborne No. 417 & 417-L Tufting Needles. High quality. Bag of 100 clasps MPN#14388